What can scientists gain clues about by analyzing the speed at which seismic waves travel? o the amount of magma in Earth's layers O the elements found in Earth's layers o the temperature of Earth's layers O the density of Earth's layers

Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.

What is the chemical formula for the compound formed between sodium and flour one

How many grams of ammonia would be produced by the decomposition of 16.93 mlof hydrazine? (the density of hydrazine is 1.021g/ml)