Why is the electrical charge of an atom zero or neutral?

Which atom's ionization energy is greater than that of phosphorus (P) ? A. Ba B. K C. As D. Cl

1. What type of compound is Al2 (SO4) 3? a. ionic b. metallic c. polyatomic d. covalent

Do geosphere and Hydrosphere heat at different rates

An NaCl solution is prepared by dissolving 20.0 g NaCl in 150.0 g of water at 25°C. What is the vapor pressure of the solution if the vapor pressure of water at 25°C is 23.56 torr? Group of answer choices

What is the vapor pressure of a solution with a benzene to octane molar ratio of 2 1?

If 5.0mL of HC2H30 require 4.96mL of 0.9581 M NaOH to just consume the HC2H302, what is the concentration of the HC2H3O2? If necessary, show the calculation on a separate sheet of paper, scan, and submit with your lab report.

How many formula units of CaSO4 are in 17g of CaSO4?

Which of these would be an appropriate way to describe the concentration of orange candies? Check all that apply the number of orange candies divided by total number of candies the mass of orange candies divided by total mass of candies the volume

A 8.00 L tank at 26.9 C is filled with 5.53 g of dinitrogen difluoride gas and 17.3 g of sulfur hexafluoride gas. You can assume both gases behave as ideal gases under these conditions.

What type of wave is sound? a. gamma b. pressure c. electromagnetic d. light