Which of the following equations is balanced correctly? a. 2 c2h2 + 5 o2 → 4 co2 + 2 h2o b. cl2 + 2 kbr → kcl + br2 c. 3 h2o → h2 + 3 o2 d. 2 c3h3 + o2 → 2 co2 + h2o

The best solution for preventing harm to people and pets from severe hurricanes involves determining and warning residents about what

Write the formula for the following chemicals. 7. e. trinitrogen tetraoxide a calcium phosphate f. magnesium acetate b. potassium sulfide g nickel(iii) cyanide c carbon dioxide h. silver sulfate d. cobalt(ii) chloride

Using the first volume and temperature reading on the table as v1 and t1, solve for the unknown values in the table below. remember to use the rules of significant figures when entering your numeric response.