3 years ago

Help science!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

1 answer:

7 0

All plants and animals need nitrogen to make amino acids, proteins and DNA, but the nitrogen in the atmosphere is not in a form that they can use.

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Find the mass of 0.456 mol of Ca(OH)2 Please if you can show the work.

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Answer:

Ca(OH)2 molecular weight. Molar mass of Ca(OH)2 = 74.09268 g/mol. This compound is also known as Calcium Hydroxide. Convert grams Ca(OH)2 to moles or moles Ca(OH)2 to grams. Molecular weight calculation: 40.078 + (15.9994 + 1.00794)*2 ››

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What is the molar concentration of a solution prepared by dissolving 8.63 g of Ba(NO3)2 (molar mass = 261.35 g/mol) to a total v

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Explanation:

我實際上不知道我實際上不知道答案，我只是為了點數而這樣做，哈哈，祝你好運哈哈我實際上不知道答案，我只是為了點數而這樣做，哈哈，祝你好運哈哈答案，我只是為了點數而這樣做，哈哈，祝你好運哈哈

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What is the percent composition by mass for hydrogen in water (H2O)?

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10. Write the word equation of the following skeleton equation.

Aloiza [94]

Answer:

See below.

Explanation:

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