If an atom has 5 valence electrons, how many electrons does it need to gain to achieve a stable electron configuration?

Which of the following best describes why a cruises ship floats? A) it describes why a cruise ship floats. B) its volume and mass are equal C) its displaces an equal or greater amount of water then its own weight.

One foreign policy goal of President Theodore Roosevelt was to (1) create future states by annexing Pacific island territories (2) restrict European intervention in the Western Hemisphere (3) limit United States investment in Latin America (4)

How many moles of sulfur atoms are present in 2.00 moles of carbon disulfide?

What types of salts are added to fireworks to give them color

A sample of a compound contains 30.0 g calcium and 5.05 g hydrogen. its molar mass is 78.12 g/mole. what is the compound's molecular formula?

How many atoms are present in 0.0350 mol of barium phosphate

Star x has a magnitude of 13. star y has a magnitude of 10. the brightness is?

1. Aluminum chloride (AlCl3), and sodium hydroxide (NaOH) can react to form aluminum hydroxide (Al (OH) 3) and sodium chloride (NaCl). You have 13.4 g of aluminum chloride and 10.0 g of sodium hydroxide.

For the vaporization of a liquid at a given pressure: A.ΔG is positive at all temperatures. B.ΔG is negative at all temperatures. C.ΔG is positive at low temperatures, but negative at high temperatures (and zero at some temperature). D.

The calculated yield for water was 176 g but the measured yield what is 140 g what percent is the yield