What is the mass of a liquid having a density of 1.40 g/mL and a volume of 3.090 L

Describe how the r group in each of the 20 differebt amino acids determines each amino acid's characteristics

Suppose the carbon and oxygen react according to the equation: o2 + 2c = 2co. if you started with sixty oxygen molecules (60o2) and sixty carbon (60c), how many carbon monoxide molecules could you make?

What is the approximate age of the oldest fossils of early human ancestors?

What happens to water molecules when heat is added

Explain the difference between valance electrons and the other electrons

Given the reaction 2NaOH + H2SO4 = Na2SO4 + 2H2O, what is the total number of grams of NaOH needed to react completely with 196 grams of H2SO4

The mass flow rate of gasoline leaving a refinery is 1610 kg/min. The specific gravity of a gasoline is 0.700. A retail gasoline pump is able to fill a 20.0 gallon automobile tank in 1.80 minutes.

Calculate the solubility of cux (ksp=[cu2+][x2-]=1.27*10-36) in a solution that is 0.190 m in nacn.

An atom has seven valance electrons which element could have this type of atom

How is the ocean important to human survival? restate the question