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Viefleur [7K]
3 years ago
9

BRAINIEST AND POINTS

Chemistry
1 answer:
Nutka1998 [239]3 years ago
4 0
A. Higher frequency means higher energy level
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What volume of silver will weigh exactly 2500 g. The density of silver is 10 g/cm3.
zysi [14]

Answer:

<h2>250 cm³</h2>

Explanation:

The volume of a substance when given the density and mass can be found by using the formula

volume =  \frac{mass}{density} \\

From the question we have

volume =  \frac{2500}{10}  \\

Wr have the final answer as

<h3>250 cm³</h3>

Hope this helps you

7 0
3 years ago
Why are metals poor choices for coffee mugs?<br>​
Aleks [24]

Answer:

They will stay too hot.

Explanation:

You would burn yourself on the mug and your drink would be too hot to drink.

7 0
3 years ago
Read 2 more answers
What is the quantity 0.0075 meters expressed in centimeters? use the table above to help you
Slav-nsk [51]
From the conversion table:
1 meter = 100 cm

Therefore, all you need to do to convert <span>0.0075 meters to centimeters is cross multiplication as follows:
</span>0.0075 meters = (<span>0.0075 x 100) / 1 = 0.75 cm</span>
8 0
4 years ago
Read 2 more answers
The radius of a potassium atom is 231 pm. how many potassium atoms would have to be laid side by side to span a distance of 2.86
Readme [11.4K]

Answer:

6.1905\times 10^{6} of potassium atoms are needed.

Explanation:

Radius of the potassium atom,r = 231 pm =2.31\times 10^{-7} mm

1 pm = 10^{-9} mm

Diameter of the potassium atom = d

d=2r=2\times 2.31\times 10^{-7} mm=4.62\times 10^{-7} mm

let the number of potassium atom laid side by side to span a distance of 2.86 mm be x

x\times d=2.86 mm

x\times 4.62\times 10^{-7} mm=2.86 mm

x=\frac{2.86 mm}{4.62\times 10^{-7} mm}=6.1905\times 10^{6}

6.1905\times 10^{6} of potassium atoms would have to be laid side by side to span a distance of 2.86 mm.

4 0
3 years ago
Read 2 more answers
What is the mass (in grams) of 9.19x10^24 molecules of methanol (CH3OH)?
max2010maxim [7]
 In this question, you will need to use Avogadro's number <span>9.1E24</span>
5 0
4 years ago
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