How many grams of CaCl2 are produced when 7.00 moles of HCl react with excess Ca(NO3)2? Ca(NO3)2 + 2HCl → CaCl2 + 2HNO3

all i need is how many grams of CaCl2 are produced when 7 moles of HCl react with excess Ca(NO3)2thanks in advance!

Draw a three repeat unit portion of a polymer chain of PVC.

Polyvinyl chloride (PVC) is the third most widely produced plastic in the world.


Calculate the volume of oxygen needed for complete combustion of ethene. Show your work.

When ethene, C2H4 (g), is completely combusted, carbon dioxide, CO2(g), and water vapor, H2O(g), are produced according to the following balanced equation: C2H4 (g) + 3 O2 (g) → 2 CO2 (g) + 2... more

If 1.4 L of nitrogen reacted, calculate the volume of hydrogen gas needed to react. Show your work.

ogen gas reacts with hydrogen gas to form ammonia according to the equation: N2 (g) + 3 H2 (g) → 2 NH3 (g)

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