When using the ideal gas law constant 0.0821, what unit is used for volume?

A) Galloon

B) Ounce

C) Milliliter

D) Liter

1. How many moles is 2.45 L of O,? 2. How many moles is 9.21 g of MgCI?

You place a carrot in salt water for 24 hours. What do you observe about the carrot at the end of that time? Choose the two correct answers. A. it will be shriveled B. it will be larger C. it will be firm D. it will be darker E. it will be limp

The student's lab manual says to mix some of his Na2CO3 solution with an aqueous solution of copper (II) sulfate (CuSO4) What evidence of a chemical reaction would he expect to see? Explain your answer.

Two identical 732.0 L tanks each contain 212.0 g of gas at 293 K, with neon in one tank and nitrogen in the other. Based on the assumptions of kinetic-molecular theory, rank the gases from low to high for each of the following properties.

Household hazardous waste can be eliminated by preparing your own cleaning products using the following ingredients except

Given that the pka for the imidazole ring of a histidine has a pKa of 6.5 how many histidine side chains will be charged at a pH of 7.2?

Choose the nonmetallic elements from the list. Check all that apply. A. yttrium B. oxygen C. boron D. polonium E. argon F. gallium G. carbon

How many grams of Tin (SN) would be required to use 6.9 moles of chlorine (cl2)

Identify the values that should be tested to see if a change occurs • x-values • y-values • h-values • z-values

The number of moles of cl - ions needed to combine completely with 0.25 moles of mg+2 ions is: 0.50 0.125 0.75 0.25