General Chemistry Answers

Calculate the volume of hydrogen gas produced at STP when 30g of Zn is added to dilute hydrochloric acid at 33⁰c and 775mmHg pressure (H=1 , Zn=65 , cl =35.5) molar mass of gas at STP= 22.4 dm³

Given that 45.6 mL of a 0.453 M potassium iodide solution reacts with 0.355 M lead (ll) nitrate solution, what volume of lead (ll) nitrate is required for complete precipitation?

Pb(NO3) + 2 Kl —> Pbl2 + 2KNO3

What is the mass of dextrose that is in 45.6 g of a 10.3% solution of dextrose?

How many hydrogen and oxygen atoms are in water molecule

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Why is amount of reactant(s) measured in molarity?

What would be the effect on the yield of your filtrer paper we’re not completely dry

Briefly explain, what are valence forces?