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aivan3 [116]
2 years ago
15

Which element do plants need a lot of in order to go?

Chemistry
1 answer:
OLga [1]2 years ago
5 0
Plants need nitrogen to grow.
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What is the gram molecular mass of a compound if 5 moles of the compound has a mass of 100 grams?
aivan3 [116]
5 mols = 100 grams
1 mol = 100/5
1 mol = 20 grams.
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3 years ago
NO ONE ANSWERS MY QUESTIONS
leva [86]

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where is the answer options because it sounds like I need some

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2 years ago
Can someone please help me on the second one? I have no idea what to do.
Aleks [24]

The reaction will produce 12.1 g Ag₂S.

<em>Balanced equation</em> = 2Ag + S ⟶ Ag₂S

<em>Mass of Ag₂S</em> = 10.5 g Ag × (1 mol Ag/107.87 g Ag) × (1 mol Ag₂S/2 mol Ag)

× (247.80 g Ag₂S/1 mol Ag₂S) = 12.1 g Ag₂S

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How many nanometers are in 0.0006245101 km?
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Answer:

624510100

Explanation:

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0,0006245101[km]*\frac{1000[m]}{1 km} *\frac{1x10^{9} nanometer}{1 m} =624510100 [nanometer]

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