Open Question
How do you use the coefficient to calculate the number of atoms in each molecule
417
views
3. Chemical Reactions
Balancing Chemical Equations
Back3. Chemical Reactions
Balancing Chemical Equations
- Open Question
Which of the following balanced equations correctly represents the dissociation of K2SO4 in water?
499views - Open Question
How does a chemical equation show that matter is always conserved in a chemical reaction?
573views - Multiple ChoiceFor the balanced chemical equation: 2C2H6(g) + 7O2(g) → 4CO2(g) + 6H2O(g), what is the standard enthalpy change (ΔH°) for the reaction using the standard heats of formation?464views
- Multiple ChoiceWhich of the following is the correct balanced equation for the reaction between aluminum and permanganate ions in an aqueous solution?203views
- Multiple ChoiceWhat is the balanced chemical equation for the reaction between aluminum sulfate and silver nitrate?368views
- Multiple ChoiceWhich of the following is the correctly balanced chemical equation for the reaction between barium hydroxide and nitric acid?361views
- Multiple ChoiceWhat is the balanced chemical equation for the reaction: Li + CO2 + H2O -> LiHCO3 + H2?439views
- Multiple ChoiceWhat is the balanced chemical equation for the reaction between phosphoric acid (H3PO4) and barium hydroxide (Ba(OH)2) to form barium phosphate (Ba3(PO4)2) and water (H2O)?282views
- Multiple ChoiceWhich of the following is the correctly balanced chemical equation for the reaction: Ca3N2(s) + H2O(aq) → Ca(OH)2(aq) + NH3(g)?315views
- Multiple ChoiceWhich of the following is the correctly balanced chemical equation for the reaction of lead(II) oxide with ammonia to produce lead, nitrogen gas, and water?328views
- Multiple ChoiceWhich of the following correctly balances the chemical equation: CaH2 + H2O → Ca(OH)2 + H2?381views
- Multiple ChoiceBalance the following equation in standard form and determine the sum of the coefficients: LiAlH4(s) + AlCl3(s) → AlH3(s) + LiCl(s).399views
- Multiple ChoiceBalance the following equation: ____K2CrO4(aq) + ____Na2SO3(aq) + ____HCl(aq) → ____KCl(aq) + ____Na2SO4(aq) + ____CrCl3(aq) + ____H2O(l). What are the correct coefficients for K2CrO4, Na2SO3, and HCl, respectively?286views
- Multiple ChoiceWhat are the correct coefficients to balance the chemical equation: C4H10S(l) + O2(g) → CO2(g) + H2O(g) + SO2(g)?398views