Is the formation of a hydrate a physical or chemical process

What is the colour of Ag2SO3

Which of the following oxides can dissolve in water to form a solution that would turn litmus indicator red in color? a. MgO b. K₂O c. CO₂ d. ZnO e. H₂O

Which choice contains a FALSE statment? A. For the vaporization of liquid benzene ΔH is positive. B. For the formation of 1 mol nitrogen dioxide from its elements (heat is absorbed) ΔH is negative. C.

Which statements describe the impact of the use of fertilizers? Select two options.

The salts NaCl and CaCl2 (a) are good conductors of electricity (b) have positive charges (c) have the same crystal lattice of energy (d) are held together by ionic bond

10. How many atoms are in 2 moles of H2O?

Chen is testing the friction of three surfaces. He pushes the same ball across three different surfaces with the same force and measures the distance of each ball.

Name the folowing ionic compound MgCl2

How can substitution mutation affect a person's traits?

Which two compounds are electrolytes A) KOH and CH3COOH B) KOH and C5H12 C) CH3OH and CH3COOH D) CH3OH and C5H12