A substance is tested and is found to have the following physical qualities:

1 answer:

3 0

The answer would be A. Metal

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erica [24]

Moles He = 7.83 x 10^24 / 6.02 x 10^23 =13.0

<span>mass He = 13.0 mol x 4.00 g/mol = 52.0 g</span>

6 0

3 years ago

Alchen [17]

Explanation:

elctronic configuration of manganese

Mn=1s²2s²2p⁶3s²3p⁶4s²3d⁵

ground state

Mn=Ar3d⁵4s²

note that Ar is argon

3 0

2 years ago

nikdorinn [45]

Answer: 100 torr

Explanation:

8 0

3 years ago

olga55 [171]

Rubber it's not a conductor

4 0

3 years ago

Sergio039 [100]

Answer:

to protect it from harm

Explanation:

3 0

3 years ago