Balance the following reaction: Mg + HCl → MgCl2 + H2

Which group 4a element is a metalloid? tin, silicon, lead, carbon

When a weak acid and a strong base are mixed, the resulting pH will be 7 (circle the correct answer).

A ball at rest starts rolling down a hill with a constant acceleration of 3.2 meters/second2. What is the final velocity of the ball after 6.0 seconds? A. - 9.6 meters/second B. 9.6 meters/second C. - 19 meters/second D. 19 meters/second

When chemical x is reduced, which of these expressions would be an accurate representation of its reduced state?

How many moles of gold atoms are in 2.8 x 10 21 atoms of gold?

What is the octet rule and how does it explain the formation of ionic compounds?

Can somebody explain step by step how to solve decomposition reactions?

Which of the following statements are correct about the chemical reaction? H2 + O2 - > H2O2 versus 2 H2 + O2 - > 2 H2O? They are both balanced chemical equations. The two reactions are equivalent. The laws of thermodynamics apply to both.

What do chemists use to describe a chemical reaction

When you drop a sugar cube in a glass of water, at first the water doesn't taste sweet. Later, it tastes very sweet. Eventually, the water will taste equally sweet throughout. What term explains molecule movement to maintain a balance?