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kipiarov [429]
3 years ago
14

Drag each tile to the correct box.

Chemistry
1 answer:
77julia77 [94]3 years ago
3 0

this is my attachment answer hope it's helpful to you

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How many atoms are in 8.66 moles of barium? Round your answer to 2 decimal places.
yarga [219]

Answer:

52.15 × 10²³ atoms

Explanation:

Given data:

Number of moles = 8.66 mol

Number of atoms = ?

Solution:

Avogadro number:

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 = 6.022 × 10²³ atoms

8.66 mol × 6.022 × 10²³ atoms / 1mol

52.15 × 10²³ atoms

3 0
2 years ago
Can someone pls help me!!
Black_prince [1.1K]

Answer:

the answer is b

Explanation:

so the arrows signify the movement/ flow of energy from one organism to the next. so as one animal consumes another the energy from the the consumed animal flows through the consumer. its like eating a protein bar and the energy the protein bar gives you is what you have gotten from consuming the bar.

ps. i hope this helps

7 0
3 years ago
What do you call the procedure that helps you determine the volume of an irregularly shaped object, whole using a graduated cyli
ki77a [65]
The method is called the displacement method.

You place some water in the graduated cylinder and measure its volume.
Then you add your object and measure the new volume.
The difference between the two volumes is the volume of your object.

6 0
3 years ago
Which substance has the highest viscosity?
Lemur [1.5K]
Room temperature has the highest viscosity
6 0
3 years ago
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Mrs.Jacobs dropped an object from 10 meters she knows it did 50 joules of work how much did it weigh?
Alenkasestr [34]
It is 30 hope it help's.
5 0
3 years ago
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