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crimeas [40]
3 years ago
10

How many grams of hydrochloric acid are needed to produce 1.28 grams of zinc chloride

Chemistry
1 answer:
irakobra [83]3 years ago
5 0
Ask your teacher then tell her Chad Bono Demanded it
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How many moles of calcium oxide are formed when 3 moles of calcium react with oxygen?
Temka [501]

Answer:

3 moles of CaO

Explanation:

The chemical balanced equation is;

2Ca + O₂ → 2CaO

The ratio of calcium(Ca) to Calcium Oxide(Cao) in this equation is 2:2.

Now, when 3 moles of calcium react with oxygen, Cao produced will be;

3 moles of O₂ × 2 moles of CaO/2 moles of Cao = 3 moles of CaO

7 0
3 years ago
Calculate the cost of gasoline for a 320 mile trip from Boston to New
Talja [164]
The cost of gasoline for the trip would cost $57.28 because you first divide 320 by 20 which gives you 16 than after that you do 16 multiplied by 3.58 which gives you $57.28 as your final product
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3 years ago
I created a typical vinegar and baking soda experiment. About 100 ml of white vinegar, and 100ml of baking soda. Once the reacti
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It is 20 because then you will put 30 inside of 20milimeeter and put 70 years into the other pint and put it learnt into the cup
7 0
2 years ago
Salts usually have a low melting point true or false
antoniya [11.8K]
Hello!

This is false!! It is the other way around. They usually have a very high melting point. For example table salt is around 800deg C which is approx just under 1500deg F.

Hope this helps. Thank you
3 0
4 years ago
How would you represent the atoms of aluminum in the gaseous phase​
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