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Nataly [62]
3 years ago
5

(HELP ME ASAP!)

Chemistry
1 answer:
slega [8]3 years ago
8 0
A) Ca(OH)2 + CO2 —> CaCO3 + H2O

B) when Ca(OH)2 is reacted with CO2, the CaCO3 produced is a precipitate which turns the solution milky
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What are two energy alternatives to fossil fuels?
Alex17521 [72]

Explanation:

solar and energy i had to answer this one before

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2 years ago
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Assume the following potential energies for a Newman projection: anti Me/H or anti Me/Me = 0 kcal/mole; eclipsed H/H = 4 kcal/mo
kap26 [50]

Answer:

0 kcal/mole

Explanation:

The most stable Newman projection corresponds to the minimum potential energy: Answer (e) 0 kcal/mole

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Va rog ! urgent! E pt chimie ​
n200080 [17]

Answer:

An element

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Explanation:

Pure Gold is an element.

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5 0
3 years ago
Is many sig figs are in 0.092
Verdich [7]
There are 2 sig figs in 0.092
6 0
3 years ago
muriatic acid is the commercial name for hydrochloric acid that can be purchased from hardware stores as a solution that is 30%(
SSSSS [86.1K]
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By cross multiplication:
Mass of solution = \frac{100 x 7.5 }{30} = 25 g solution
5 0
3 years ago
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