What is the triple point pressure of oxygen? Enter numbers only.  It is understood that your answer is in atm.

Below are several compounds. Identify each as either being an ionic or molecular compound.  Table for Question 1 Compound ionic or molecular? TeBr4 [compound1] Rh(NO2)2 [compound2] NH2I [compound3] Os2S3    [compound4] BF3  [compound5]

You dissolve 50.0 g of solute in enough water to make a solution that has a total volume of  250.0 mL and a density of 1.035 g/mL. Calculate the mass percent of the solution. Enter numbers and decimal points ONLY.  Enter one significant digit past the decimal point.  DO NOT enter %, it is known that your answer is in %.

The initial pH of a 250.0 mL buffer that consists of 0.15 M nitrous acid and 0.13 M sodium nitrite is 3.41.  Calculate the pH of the buffer after 1.00 mL of 5.0 M HCl is added to the buffer. (

An aqueous solution of sucrose (MW = 342.3 g/mol) has a weight percent of 16.0% and a solution density of 1.0635 g/mL. Calculate the molarity of sucrose in the solution. For your answer, enter numbers only with 4 significant digits.

You want to prepare a solution of 0.300 M FeCl2 (). How many grams of FeCl2 do you need to weigh out if you are preparing your solution in a 100.0-mL volumetric flask? 

Calculate the balance under the given assumptions.Find the savings plan balance after 18 months with an APR of 4% and monthly payments of $543.

Solve the problem.You want to have a $60,000 college fund in 12 years. How much will you have to deposit now in an account with an APR of 5% and quarterly compounding?

Calculate the balance under the given assumptions.Find the savings plan balance after 10 years with an APR of 4% and monthly payments of $567.

Use the compound interest formula to determine the accumulated balance after the stated period. Assume that interest is compounded annually.$15,000 is invested at an APR of 8% for 5 years.