3. Chemical Reactions

In the balanced chemical equation 2Al + 6HCl → 2AlCl3 + 3H2, how many chlorine atoms are present on the products side?

Which of the following is the correctly balanced chemical equation for the reaction between aluminum and oxygen to form aluminum oxide?

Which of the following is NOT provided by the coefficients in a balanced chemical equation?

Which of the following is the correctly balanced chemical equation for the reaction of sulfur dioxide with oxygen to form sulfur trioxide?

Which of the following best describes what a chemical equation represents?

Consider the reaction: 2Al(OH)3 + 3H2SO4 \rightarrow x + 6y. What are the correct formulas for x and y?

Which of the following correctly balances the chemical equation for the reaction between Fe^{3+}(aq) and Sn(s) to produce Fe(s) and Sn^{2+}(aq)?

In a balanced chemical equation, the molar ratio of two reactants is determined from the:

Which statement best describes the formula equation Cl_2(g) + 2KBr(aq) \rightarrow 2KCl(aq) + Br_2(l)?

What information does the chemical equation 2C4H10 + 13O2 → 8CO2 + 10H2O provide?

What is the correct coefficient for O_2(g) when balancing the following chemical equation: 2C_4H_{10}(g) + O_2(g) → 8CO_2(g) + 10H_2O(g)?

Which of the following represents the correctly balanced chemical equation for the reaction between BaCl2 and MgSO4?

Which of the following is the correct balanced chemical equation for the reaction: no2⁻(aq) + al(s) → nh3(g) + alo2⁻(aq)?

Which coefficient should be placed in front of O_2(g) to correctly balance the following chemical equation?O_2(g) + 2H_2O(l) + 4Ag(s) → 4OH^-(aq) + 4Ag^+(aq)

Which additional product balances the reaction H_2SO_4 + 2NaOH → Na_2SO_4 + ________?