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kaheart [24]
2 years ago
13

In discharge tube gases are good conductors of electricity at very low pressure and high

Chemistry
1 answer:
Yuki888 [10]2 years ago
3 0

4)presence of ions and electrons

1)presence of atoms

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How much silver is produced is 15.00 grams of cu is added to the solution of excess silver nitrate?
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First write out the balanced equation. 3Cu+2Ag(NO3)3=2Ag+3Cu(NO3)2
Then convert copper from grams to moles
15 g*1 mol cu/63.54 g= 15/63.54 mol cu
Then use the mole ratio to convert Moles Cu to Moles Ag
15/63.54 moles Cu* 2 moles Ag/3 moles Cu
The final awnser is (15*2)/(63.54*3) moles Ag =0.157 moles Ag. If the question wants the answer in grams, convert from moles Ag to grams Ag.
0.157 moles Ag*107.87 g Ag/ mol Ag=16.98 g Ag
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Based on the activity series of metal, which reaction with water will not happen?
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