Enough of a monoprotic acid is dissolved in water to produce a 0.0136 M solution. The pH of the resulting solution is 2.45. Calculate the Ka for the acid.

The poH of a solution is 10.75. What is the concentration of OH-ions in the solution? Use TOH-1 POH

Lithium oxide is used in ceramic glazes. Oxygen has 6 electrons in its outer shell. How many outer electrons does each lithium atom lose when bonding with oxygen according to the formula Li2O? a. 1 c. 3 b. 2 d. 4

Determine the limiting reactant. 4NH3 (g) + 5O2 (g) →4NO (g) + 6H2O (g)

Which describes the burning of fossil fuels

A particular nuclide has a mass number of 21 and contains 11 neutrons. What element is it? a. hydrogen b. neon c. sodium d. scandium

How does Q compare to Keg? O Q> Keq O Q< Kea OQ = Keg

What is the mass (in grams) of 9.09x10^24 molecules of methanol (CH3OH) ? AND How many moles of N are in 0.183g of N2O?

What are the basic building blocks of matter? A) molecules B) atoms C) electrons D) compounds

How does an atom with too few neutrons relative to protons undergo radioactive decay? * by converting proton to a neutron by converting a neutron to a proton by emitting an alpha particle

What is the chemical formula for the compound formed between sodium and iodine?