How do atoms, compounds, and elements differ?

Red light with a wavelength of 670.8 nm is emitted when lithium is heated in a flame What is the frequency of this radiation?

Procaine hydrochloride (MW = 273) is a 2-ion electrolyte, dissociating 80%. Calculate its dissociation factor. Round to tenths place.

Liquid sodium is being considered as an engine coolant. How many grams of liquid sodium (minimum) are needed to absorb 9.50 MJ 9.50 MJ of energy in the form of heat if the temperature of the sodium is not to increase by more than 10.0 °C? 10.

How many grams of carbon are in 2 moles carbon

What is the mass of 2.88 moles of titanium, Ti?

The compound h3po4 is named: a. nitric acid. b. sulfuric acid. c. phosphoric acid. d. ethanoic acid.

What does charles law state

Hf is a stronger acid than nh + 4. which base would be stronger: f - or nh3? 1. f - 2. both bases would be equal in strength. 3. nh3 4. cannot tell from the information given. 5. neither f1 - nor nh3 would be bases.

The concentration of commercially available concentrated nitric acid is 70.0 percent by mass, or 15.9 M. Calculate the density and molality of the solution.

Whats 2 properties of iron?