Question 4 (1 point) What is the molar ratio between O2 and H, O? 1:2 means there is 1 mole of one compound and 2 moles of another compound. 4 NH3 + 5 O2 + 4 NO + 6 H2O 5: 6 6:4 4: 5 5: 4 Question 5 (1 point) Nz + 3 H2 → 2 NH3 Given the above equation, if you have 1.5 moles of N2, how many moles of NH3 can you make?​

Electric charge is what ? a. kinetic energy b. radiation c. discovery d. electricity

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.

To find the enthalpy of a reaction in the lab, you measured the of the reactants and the change during the reaction.