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ale4655 [162]
1 year ago
13

How many particles are in 64 grams of Oxygen?

Chemistry
1 answer:
Simora [160]1 year ago
3 0

Answer:

4

Explanation:

oxygen has molar mass of 16 g/mol. 64 grams / 16 g/mol = 4mol

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Sliva [168]

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6 0
3 years ago
A block of metal has a mass of 0.0694 kg. It displaces 3.6 mL of water. What is it’s density in g/cm^3
Ivan

Answer:

19.28 g/cm^3 to the nearest hundredth.

Explanation:

The volume of water displaced = the volume of the metal.

density = mass / volume

0.0694 kg = 0.0694 * 1000

=  69.4 g.

Density = 69.4 / 3.6

= 19.28 g/cm^3.

4 0
4 years ago
List the numbers of protons, neutrons, and electrons in Chlorine-18.
OLEGan [10]
17 protons 17 electrons 18 neutrons
7 0
3 years ago
Answer will mark bl plz
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Answer:

A

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3 0
4 years ago
Sum of all forces acting on object is it a forces, unbalanced forces , balanced forces, net forces
malfutka [58]

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8 0
4 years ago
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