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Julli [10]
3 years ago
14

Consider the reaction.

Chemistry
1 answer:
Lelechka [254]3 years ago
7 0

Answer:837.9

Explanation:add those 2 numbers

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For the first question, the correct answer among the choices listed is option A, a chocolate bar melting in hot car. It is an endothermic process because it absorbs heat energy for it to be melted. For the second question, it think the correct answer is the last option, <span>(-2222) + (-1182) - (-1144).</span>
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1. If a solution of sodium chloride has 22.3 g of
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<u>We are given:</u>

Mass of NaCl in the given solution = 22.3 grams

Volume of the given solution = 2 L

<u></u>

<u>Number of Moles of NaCl:</u>

We know that the number of moles = Given mass / Molar mass

Number of moles = 22.3 / 58.44 = 0.382 moles

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<u>Molarity of NaCl in the Given solution:</u>

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3 years ago
Area A receives more than ten inches of rain per year Area B receives less than one inch of rain per year Which of the following
STALIN [3.7K]

Answer:

Area A has a lot more annual rainfall than area B.

Explanation:

If area A has more than 10 in. rain, and area B has less than 1 in. annual, then area A will obviously get more rainfall. Hope this helps!

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3 years ago
Explain how cells can only come from pre-existing cells. How does that work ?
AysviL [449]

Answer:

Cells can only be formed by division of pre-existing cells. [Students should be aware that the 64 codons in the genetic code have the same meanings in nearly all organisms, but that there are some minor variations that are likely to have accrued since the common origin of life on Earth

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0.84kg of gatorade powder

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From the question given, we were told that 0.6kg of gatorade powder required 5 gallons of water.

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3 years ago
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