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Tom [10]
2 years ago
5

Pre-laboratory Questions 1. Using LeChâtelier’s principle, determine whether the reactants or products are favored and the direc

tion of the shift in equilibrium (left or right) in the following examples. 2CO(g) + O2(g)  2CO2(g) + heat a. Remove O2 b. Lower the temperature c. Add CO d. Remove CO2 e. Decrease pressure
Chemistry
1 answer:
3241004551 [841]2 years ago
8 0
I think the answer is C but don’t quote me on that
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What do any two samples of the element mercury (Hg) have in common?
adoni [48]

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<em>C</em>

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Please and thank you
Virty [35]

3.8mL of 0.42 phosphoric acid is required.

Reaction

2H3PO4 + 3CaCL3 → Ca3(PO)4 + 6HCl

moles CaCl2 =0.16 mol/L x0.010 L = 0.0016 mol

moles of H3Po4

= 0.0016mol of CaCl2 x 2 mole of H3PO4/3mole of CaCl2

= 0.00106 mol

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