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jolli1 [7]
3 years ago
8

The sugar ribose is an important component of RNA. Ribose is 40.0% C, 6.7% H, and 53.3\% by mass. How many grams of each element

are present in a 50 g sample of ribose?
Chemistry
1 answer:
Brums [2.3K]3 years ago
5 0

Answer:

C_5H_10O_5

Explanation:

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Answer:

22.4L of one mole of any gas

or you can use PV=nRT

3.45*22.4=77.28

Explanation:

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What is the difference between a substance at low temperature and one at high temperature
givi [52]

Answer:

Explained below.

Explanation:

A substance at low temperature simply means that the average energy of molecular motion in that substance is low while at higher temperature, the average energy of molecular ml tip in that substance is high.

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How many molecules of CaCi2 are equivalent to 75.9 grams
horsena [70]
<em>M CaCl₂: 40+(35,5×2) = 111 g/mol</em>


6,02·10²³ molecules ---------- 111g
X molecules --------------------- 75,9g
X = (75,9×<span>6,02·10²³)/111
X = <u>4,116</u></span><span><u>·10²³</u> molecules of CaCl</span>₂

:)
8 0
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What is a characteristic that can be observed or measured without changing the chemical makeup of a substance? *
olga55 [171]
The correct answer is B
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3 years ago
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