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tatuchka [14]
3 years ago
6

Atomic number equals the number of

Chemistry
1 answer:
Alex787 [66]3 years ago
3 0
They atomic number equal the number of protons
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How much Sr(OH)2 • 8 H2O (M = 265.76) is needed to prepare 250.0 ML of solution in which [OH]= 0.100M?
SVEN [57.7K]
Use the formula 
first step: 
Use the formula 
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change ml to l
plug in data
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then divide .025 moles by two because there are two OH in Sr(OH)2 
then multiply that by 265.76 (the molar mass of water) 
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neutron

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How many grams of water are produced from reacting 25 grams of oxygen gas with hydrogen gas to produce water?
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3,010,000 into scientific notation
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Answer:

3.01 x 10 to the power of 6

Explanation:

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New Number: 3.010000

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Write a word equation for the chemical reaction.<br><br> I’ll brainlist.
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