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schepotkina [342]
3 years ago
11

An -ate or -ite at the end of a compound name usually indicates that the compound contains _____.

Chemistry
1 answer:
liberstina [14]3 years ago
6 0

A polyatomic ion.

Examples: Sulfate, Sulfite, Nitrate, Nitrite...

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Answer:

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2 years ago
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For each item, choose whether the change is a physical change or chemical change
Aleonysh [2.5K]

Sorry, but where are the ‘items’?

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The flame in a torch used to cut metal is produced by burning acetylene (C2H2) in pure oxygen. Assuming the combustion of 1 mole
Nookie1986 [14]

Answer:

19.8 kg of C₂H₂ is needed

Explanation:

We solve this by a rule of three:

If 1251 kJ of heat are relased in the combustion of 1 mol of acetylene

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7 0
2 years ago
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How to check atomic mass?​
slavikrds [6]

Answer:

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how many particles of the part that orbits the nucleus is on the shell closest to the center of the atom?
kolezko [41]
There are 2 atoms orbiting it. 
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