Suppose you had 10 mol of NaCl and you dissolved it in exactly 3.00 kg of pure water (the solvent). What would be the molality of the solution in mol/kg?

Which of the following elements possesses an expanded octet? O Si Xe C

Given an alloy containing 70 percent of copper and 30 percent nickel, by weight, determine the composition of this alloy in atomic percent. note the atomic weights of copper and nickel are 63.546 and 58.71 grams per mole, respectively.

Ithium metal reacts with water to give lithium hydroxide and hydrogen gas. if 75.5 mL of hydrogen gas is produce at STP, what is the mass of lithium metal that reacted?

What monomers are used to construct this polymer and where are they found?

The escape velocity required for gas molecules to overcome the earth's gravity and go off to outer space is 1.12 * 10^3 m/s at 15 degrees Celsius. Calculate the molar mass of a species with that velocity.

How does the number of molecules in 1 mol of oxygen compare with the number of molecules in 1 mol of nitrogen? 1 mol of oxygen has fewer molecules. 1 mol of oxygen has more molecules. Each sample has the same number of molecules.

What types of elements tend to combine to form molecular compounds?

Removing salt from water would decrease its what

How can a gardener remedy soil that is overly basic.

Cocaine and amphetamines are both classified as