All elements in this series are radioactive

Answers

Answer 1

Answer:

you did not posted the series

Explanation:


Related Questions

How are molecules arranged in solid ,liquid and gas?

Answers

Answer:

A solid has the molecules tightly packed together and are held in a fixed pattern.

A liquid has molecules that are packed together in a random fashion and can move freely.

A gas has molecules that are widely separated and randomly move and collide.

Explanation:

How does gravity help to demonstrate a cause-and-effect relationship?

Answers

The cause of no gravity means the effect will be we float.

Answer:

Gravity helps show a cause and effect by demostarting how one object will have an effect on another object.

Explanation:

If you bounce a ball, it will fly back up, but it will fall down again because of gravity. The cause is GRAVITY and the effect is the ball FALLINg. Now, because o fgravity, when the ball bounces up again, it will only bounce 1/2 the hieght, having another cause and effect. As gravity pushes down on objects, the more an object is effected by it, the more presure it will have.

Water's ________ specific heat makes it heat up and cool down slowly; this stability has helped water support life.

A) high
B) low
C) absence of

Answers

Answer:

high

Explanation:

Answer:(A)

Explanation:

What type of weathering creates a granite Tor?

Physical or
Chemical or
Biological​

Answers

Answer:

Physical

Explanation:

Physical weathering is defined as the geological process in which rocks are broken down but there is no change in their chemical composition.

Granite tor are the rock masses above the ground surface which are  associated with granites

Granite Tor is an example of physical weathering as they formed by freeze–thaw weathering. Granite tor are formed when magma present in the crust cools down and form batholith. Rocks above batholith gets erodes and left the batholith to expose.

Hence, the correct answer is "Physical weathering'.

BRAINLIST!!

Water often has dissolved gases and other chemicals in it. When this water encounters rocks, the minerals in the rocks can be changed by the process of

A.
deposition
B.
erosion
C.
sedimentary mineralization
D.
chemical weathering.

Answers

B erosion is the answer
Answer is B erosion!!!!

Which element is less electronegative than silicon (Si)?

Answers

Answer:

C

Explanation:

Carbon has an electronegativity of 2.55, followed by Tin at 1.96, Silicon at 1.90 and the least electronegative would be Lead at 1.87.

Answer:

Carbon

Explanation:

Carbon has an electronegativity of 2.55, followed by Tin at 1.96, Silicon at 1.90 and the least electronegative would be Lead at 1.87

What are the characteristics of electromagnetic waves?

Answers

Answer: Electromagnetic waves are transverse in nature as they propagate by varying the electric and magnetic fields such that the two fields are perpendicular to each other.

Accelerated charges are responsible to produce electromagnetic waves.

Explanation:

Which processes are part of the fast carbon cycle?

Answers

Answer:

Option C

Explanation: Pass me the brainliest I only need 1

Radiant heat is typically found

A.in empty space
B.I’m water
C.in mountains
D.in bricks

Answers

Answer:

A.in empty space

Explanation:

Radiant heat creates heath through both convection and radiation. Their purpose is to heat up an environment, aka empty space.  

describe nuclear change please​

Answers

Answer: Nuclear change is distinct from chemical change in that elements change. In the nuclear change the elements can change from one to another. (Nuclei can break apart to form smaller elements.)

Explanation:

Answer:

A nuclear change is a process by which nuclei of certain isotopes change spontaneously or are forced to change to two or more different isotopes.

Explanation:

The three main types of nuclear change in the matter are radioactive natural disintegration, nuclear fission, and nuclear fusion.

I like blowing up stuff too

how would you describe the forces between the particles of solids??

Answers

Solid – In a solid, the attractive forces keep the particles together tightly enough so that the particles do not move past each other. The kinetic energy of the molecule is greater than the attractive force between them, thus they are much farther apart and move freely of each other.

Answer:

Explanation:

In a solid, the attractive forces keep the particles together tightly enough so that the particles do not move past each other. ... The kinetic energy of the molecule is greater than the attractive force between them, thus they are much farther apart and move freely of each other.


You arrive at English class 45 seconds after leaving math which is 100
meters away. How fast did you travel?

Answers

Answer:

4.97097

Explanation:

You traveled 4.97097 mph.

Amoeba have the following metabolism.
A. Autotrophic

Answers

[tex] \huge \purple{\tt{Answer:}} [/tex]

a. Autotrophic

Water that falls from the clouds onto land could become ______ and travel to the ocean
A. Evaporation
B. Clouds
C. Condensation
D. Runoff

Answers

Answer:

runoff

Explanation:

...............................

Answer:

a.Evaporated

Explanation:

because water thet falls from the clouds into the land could become evaporation and travel to the ocean

How many moles of hydrogen do you need to react with 0.85 moles of nitrogen?

Answers

Answer:

6 moles

Explanation:

You have a 1:3 ratio between nitrogen gas and hydrogen gas

please help me out i will give you brainlist. 0.500 is wrong

Answers

Answer:  b) 0.250 mol

============================================

Work Shown:

Using the periodic table, we see that

1 mole of carbon = 12 grams1 mole of oxygen = 16 grams

These are approximations and these values are often found underneath the atomic symbol. For example, the atomic weight listed under carbon is roughly 12.011 grams. I'm rounding to 2 sig figs in those numbers listed above.

So 1 mole of CO2 is approximately 12+2*16 = 44 grams. The 2 is there since we have 2 oxygens attached to the carbon atom.

-------------------

Since 1 mole of CO2 is 44 grams, we can use that to convert from grams to moles.

11.0 grams of CO2 = (11.0 grams)*(1 mol/44 g) = (11.0/44) mol = 0.250 mol of CO2

In short,

11.0 grams of CO2 = 0.250 mol of CO2

This is approximate.

We don't need to use any of the information in the table.

Answer:

.250

Explanation:

the stimulus is related to?​

Answers

Answer:

The government :) lol

Explanation:

biology and physics are so closely related that sometimes the fields overlap. what experiment might both biologist and physicists do

Answers

Answer:

Study how the body's nerve cells react to an electrical shock.

Explanation:

Answer:

Study how the body's nerve cells react to an electrical shock.

Explanation:

a p ec

is there a better way to figure out the ratio of molecule types? What might that be?

Answers

no i don’t think so

Fill in the blank...
Each element is made up of only one kind of ________

Answers

Each element is made up of only one kind of atom.

PLEASE HELPPP ILL GIVE BRAINLIEST!!!!!!!!!!!!!

Answers

veins is the correct answer

Answer:

it travels through the veins

37.5g of nitrogen reacts with 15.5 g of hydrogen. What mass of ammonia can be made? What is the limiting reactant?

Answers

Answer:

Limiting reactants or limiting reagents decide the amount of product formed and the amount of excess reagent used.

Two students conduct the same experiment, but they get different results. What should the students do next?A.The students should check their procedure and tools for sources of error. B.Both students should throw out their data and start over. C.The students should compare data with other students and then use the data from the student who was closest to the rest of the class. D.The students should find the average of each data set and each report the average data.

Answers

Answer:

A.The students should check their procedure and tools for sources of error.

Explanation:

Answer:

I think it A

Explanation:

What is the meaning of this painting

Answers

Answer: things arnent always as they seem

Explanation:

A passenger elevator travels from the first floor to the 60th floor, a distance of 210 m, in 35s. What is the elevator’s speed?

Answers

Answer:6m per second

Explanation:

Thermal expansion occurs when particles of matter move farther apart as temperature increase. True or false ?

Answers

Answer:

true

Explanation:

SCIENCE
Does combustion need oxygen?

A. Yes
B. No

Answers

Answer: a. Yes

Explanation:

Answer:

A. yes

Explanation:

In order to burn this fuel, oxygen is needed, as it is with any fire. The waste products from the combustion process are water and carbon dioxide. Thus, we breathe because oxygen is needed to burn the fuel (sugars and fatty acids) in our cells to produce energy The air we breathe contains about 21% oxygen.

PLSSSSSS HELPPPPPPP FAST WILL GIVE BRAINLIEST I NEED A 3 PARAGRPAH ESSAY ON THIS SCIENCE ARTICLE!! INTRODUCION BODY AND CONCLUSION EACH PARAGRAPH 5 SENTENCES OR MORE!!!!!!

Answers

Answer:

jst do the work

Explanation:

its not complicated,ask your teacher for help

how can you tell if an substance is an elements

Answers

Answer:

A substance that cannot be broken down into chemically simpler components is considered an element

Hope that helps:)

If the point of the nail can be approximated as a circle with a radius 2.00×10^-3m What is the pressure in MPa exerted on the wall if a hammer strikes the nail with a force of 104 N

Answers

Answer:

8.28 MPa

Explanation:

From the question given above, the following data were obtained:

Radius (r) = 2×10¯³ m

Force applied (F) = 104 N

Pressure (P) =?

Next, we shall determine the area of the nail (i.e circle). This can be obtained as follow:

Radius (r) = 2×10¯³ m

Area (A) of circle =?

Pi (π) = 3.14

A = πr²

A = 3.14 × (2×10¯³)²

A = 3.14 × 4×10¯⁶

A = 1.256×10¯⁵ m²

Next, we shall determine the pressure. This can be obtained as follow:

Force applied (F) = 104 N

Area (A) = 1.256×10¯⁵ m²

Pressure (P) =?

P = F / A

P = 104 / 1.256×10¯⁵

P = 8280254.78 Nm¯²

Finally, we shall convert 8280254.78 Nm¯² to MPa. This can be obtained as follow:

1 Nm¯² = 1×10¯⁶ MPa

Therefore,

8280254.78 Nm¯² = 8280254.78 Nm¯² × 1×10¯⁶ MPa / 1 Nm¯²

8280254.78 Nm¯² = 8.28 MPa

Thus, the pressure exerted on the wall is 8.28 MPa

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