If you have 3.8 grams of NaCl, how many moles of NaCl do you have?

How many nitrogen atoms are in 4.24 x 1022 molecules of Ca (NO3) 2?

What is pH? A) the concentration of potassium ions in a solution B) how basic a solution is C) how acidic a solution is D) the concentration of hydrogen ions in a solution

When people in a market economy specialize, what do they depend on to make sure their needs are addressed?

What is the conjugate acid of HS-? A. S- B. H2S C. HS- D. S2-

Why does radioactive decay occur??

Which of these accurately describes the products of a reaction? substances that are used in a reaction new substances that are present at the end of a reaction substances that do not participate in a reaction substances that were not used up in a

How does the atomic arrangement of atoms lead to its crystal like structure?

What is the pH of 15 mL of. 2 M HCl

When sand is coated with a layer of trimethylhydroxysilane, (ch3) 3sioh, it repels water and can no longer get wet.

Which is the incorrect association between monomer and polymer? nucleotide - nucleic acid amino acid - polypeptide monosaccharide - polysaccharide nucleic acid - polypeptide?