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Fynjy0 [20]
3 years ago
8

A 44.8 g rhodium sample contains how many rhodium atoms

Chemistry
1 answer:
Tresset [83]3 years ago
6 0

Answer:

2.63*10^23

Explanation:

1 mol rhodium = 102.91

44.8g/1 mol * 1 mol/ 102.91mol * 6.022*10^23/1 mol =

2.63*10^23

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How many white eggs are there in 0.01 moles of white eggs
arlik [135]

Answer:

0.06022 × 10²³ eggs

Explanation:

Given data:

Moles of eggs = 0.01 mol

Number of eggs = ?

Solution:

The given problem will solve by using Avogadro number.

It is the number of atoms , ions and molecules in one gram atom of element, one gram molecules of compound and one gram ions of a substance.

The number 6.022 × 10²³ is called Avogadro number.

For example,

1 mole of egg = 6.022 × 10²³ eggs

0.01 mol × 6.022 × 10²³ eggs / 1 mol

0.06022 × 10²³ eggs

Thus in 0.01 moles of eggs have 0.06022 × 10²³ eggs number of eggs.

8 0
3 years ago
If you move 50 meters in 10 seconds, what is your speed? Givens: d= t= Unknown: Formula: Plug in: Solve:
marta [7]

Answer:

\huge\boxed{5 \ m/s}

Explanation:

<u>Given:</u>

Distance = S = 50 m

Time = t = 10 secs

<u>Unknown:</u>

Speed = v = ?

<u>Formula:</u>

v = S/t

<u>Plug In:</u>

S = 50 m , t = 10 secs

<u>Solution:</u>

v = 50 m / 10 secs

v = 5 m/s

Hope this helped!

<h2>~AnonymousHelper1807</h2>
6 0
3 years ago
Is the following sentence true or false carbon atoms can only form a single bond between other carbon atomd?
Norma-Jean [14]
Carbon atom has 4 valence electron and can form 4 bonds with carbon and other atoms and it can also form single, double and triple bond with other carbon atoms.
So, the statement is false.
7 0
4 years ago
a pot is filled with soup. the soup at the bottom of the pot is warmed by the stove burner, but how does the soup at the top get
Fudgin [204]
The heated soup moves to the tip by convection
7 0
4 years ago
What is the difference between evaporation and transpiration? What role does each process play in the water cycle?
vazorg [7]

Answer:

Evaporation happens from the any water body (like ponds, rivers, water stored in cup etc) while the transpiration essentially happens in plants only.

The evaporation and transpiration plays a major role in the water cycle as they help in formation of clouds and precipitation

Explanation:

Evaporation:

It is the process of formation and transfer of the water vapor from the surface of the liquid into the atmosphere.

Transpiration:

It is the process of transfer of the water vapors in the atmosphere from the pores present in the leaves of the plants.

The water is carried from the ground through the stems to the leaves.

The major difference between the evaporation and transpiration is that the evaporation happens from the any water body (like ponds, rivers, water stored in cup etc) while the transpiration essentially happens in plants only.

The evaporation and transpiration plays a major role in the water cycle as these process helps in transfer of the surface water into the atmosphere, which helps in formation of clouds and precipitation.

3 0
3 years ago
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