General Chemistry Answers

How many L of 4.0 m solution can be made with 132g of Nacl?

Calculate the mass of pb that will be deposited from an aqueous solution of pb 2 salt by the same quantity of electricity that deposit it 2.70g cu from an aqueous solution of cu 2 salt

Base from what you understand from the discussions and examples in your module, give one important application of understanding the mole concept particularly in the field of Science. Give your answer in this manner.

Field of Science (examples, medicine, Chemistry etc.) = Practical

Application (pls be specific and explain. Give example if possible.

Express the following number in scientific notation. Do NOT include unit in your answer. Please use e to refer to power of 10. For example, 1 x 10^6 should be entered as 1e6, 4.5 x 10^-7 should be entered as 4.5e-7.

Feature size of a structure on a particular computer processor chip is 0.000000032 m, scientific notation is ______ m.

1. A solution contains 20.5 g of sodium chloride dissolved in sufficient water to give a total mass of 166.2 g. What is the molality of the solution?

Hess's law energy cycle

24) What volume of 0.1500N reagent is needed for the preparation of 500.00 ml 0.100 N solution? (Note that in this problem it is not necessary to know what the reagent is. Since the normality is given, the computation does not in any way depend on whether the solution contains an acid, base, or salt)

sodium aluminum carbonate down to produce solid aluminum oxide and carbon dioxide gas

If 10 moles of sodium phophate react with an excess of calcium chloride, how many moles of sodium chloride can you expact to form?

What is the maximum possible mass of lead(II) iodide precipitate that could form from the reaction of 250 mL of 0.25 M lead(II) nitrate mixed with 300 mL of 0.35 M potassium iodide?