The sum of the protons and neutrons in an atom equals the?

What is the molality of a solution when 1.2 moles MgCl2 is stirred in 1000 grams of water?

What is a mol in chemistry

Bases in DNA pair specifically with other bases. Which of the choices below represents a correct pairing? A. A with T and C with G B. A with C and T with G C. A with U and T with G D. A with G and C with T

Elements consist of tiny particles called

Which property does aspirin have that salicylic acid does not have? ability to dull pain lower solubility lower acidity

How many grams of P4O10 are produced if you burn 50.0 g of phosphorus with sufficient oxygen?

Describe the preparation of 2.00 L of 0.100 M glycine buffer, pH 9.0, from glycine and 1.00 M NaOH.

Reducing the volume of a contained gas by one third, while holding temperature constant, causes pressure to A. be decreased by two thirds. B. be increased by two thirds. C. be decreased by one third. D. be increased by one third

What is the percent mass/volume of a solution having a mass of 65.00 grams and a volume of 600ml

This element has 3 electrons in its Lewis dot structure and is in the 3p orbital section.