Exam 2 Review

How many mL of 0.179M sodium phosphate are needed to react to completion with 87.3 mL of 0.230 M copper (II) chloride

What mass of silver chloride can be produced from 1.53 L of 0.228 M silver nitrate?

$2AgNO_3\left(aq\right)\ +MgCl_2\left(aq\right)\rightarrow\ 2AgCl\left(s\right)\ +\ Mg\left(NO_3\right)_2\left(aq\right)$  

The reaction required 3.29 L of magnesium chloride, what is its concentration?

$2AgNO_3\left(aq\right)\ +MgCl_2\left(aq\right)\rightarrow\ 2AgCl\left(s\right)\ +\ Mg\left(NO_3\right)_2\left(aq\right)$  

How many mL of a 14.0 M ammonia solution are needed to prepare 200 mL of a 4.20 M dilution?

Calcium carbonate decomposes to yield calcium oxide and carbon dioxide. What mass of calcium carbonate is needed to produce 81.0L of carbon dioxide at STP?

The combustion of 4.00g of C₄H₁₀ at 1.00 atm and 23^oC produces what volume of carbon dioxide?

A 7.43 g sample of Mg reacts with 2.30 mL of a 1.00M HCl solution. How many liters of hydrogen gas are produced at STP?

500.0 liters of a gas in a flexible-walled container are prepared at 700.0 mmHg and 200.0 °C. The gas is placed into a tank under high pressure. When the tank cools to 20.0 °C, the pressure of the gas is 30.0 atm. What is the volume of the gas?

A specific group of chemicals contain two weak bonds that can be broken by photons. The weakest has a standard bond-dissociation energy of 201 kJ/mol.  What is the wavelength of a photon, in nanometers, that has enough energy to cause the photodissociation of the weakest bond.

How many electrons can an orbital hold?

How many s orbitals are there?

How many p orbitals are there?

How many d orbitals are there?

How many f orbitals are there?