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vodomira [7]
3 years ago
9

STEP 7: LEAD

Chemistry
1 answer:
GenaCL600 [577]3 years ago
4 0

Answer:

answer is 76

Explanation:

pls mark me brainliest right

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Licemer1 [7]

Answer:

M = molar concentration

n = moles of solute

v = liters of solution

Explanation:

5 0
3 years ago
Classify each of the following as an exothermic or an endothermic reaction:
ira [324]
Equation a. C3H8(g) + O2(g) → CO2(g) + H2O(g) + 2220 kj
is endothermic. + 2220 kj
Equation b. 2 Na(s) + Cl2(g) → 2 NaCl(s) + 819kJ
is also endothermic since the overall energy change is positive. + 819kJ
The equation c. PCl5(g) + 67kj → PCl3(g) + Cl2(g) is endothermic since it requires anergy to proceed.
6 0
4 years ago
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Which element has an atomic number of 16?<br> a. oxygen (O)<br> b. sulfur (S)<br> c. germanium (Ge)
emmasim [6.3K]

Answer: Sulfur

Explanation:

3 0
3 years ago
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Please help ill give brainliest
boyakko [2]

Answer: The answer to the first one is the second option and the answer for the second one is the first option.

Explanation:

5 0
3 years ago
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Forensic chemistry
Rina8888 [55]

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