State the number of valence electrons the following element has:

B

Explain, in terms of atomic structure, why group 18 elements on the periodic table rarely form compounds

What is the majority of 0.50 g of na dissolved in a 1.5 L solution

Given 8.40 g of butanoic acid and excess ethanol, how many grams of ethyl butyrate would be synthesized, assuming a complete 100% yield?

Which sequence ranks the chemical reactions in order from fastest to slowest

The equation for the production of methane is c + 2h2 (g) → ch4 (g). how many liters of hydrogen are needed to produce 20. l of methane?

At a certain temperature, this reaction establishes an equilibrium with the given equilibrium constant, kc. if, at this temperature, 2.20 mol of a and 3.70 mol of b are placed in a 1.

What is an alloy consisting primarily of iron and carbon

How many moles of H2O are there in1.0g of H20?

Which property of gases allows them to be stored at high concentrations in a bottle of air freshener? What changes occur at the molecular level when ice cream melts and forms a liquid?

a gas has a volume of 6 liters and a pressure of 1.5 atm. if the container is compressed to a volume of 2 liters, what will the pressure of the gas be?