The balanced equation below shows the products that are formed when butane (C4H10) is combusted.

2C5H + 1302 - - - > 8CO2 + 10H2O

What is the mole ratio of butane to carbon dioxide? 1:4 1:5 13:8 13:10

Which statement describes an intensive property of matter? It is the same for every sample of a single substance. It depends on how a substance was formed. It is the same for every sample of every substance.

which of the following elements are in this unbalanced chemical reaction: li (s) + H2O (l) lioh (aq) + h2 (g)

If vinegar is added to baking soda, the reaction Cu (s) + 2Ag (NO3) (aq) à 2Ag (s) + Cu (NO3) 2 (aq) occurs. What evidence would indicate that the reaction is occurring? a. a precipitate is formed b. light and heat are given off c.

Write the chemical symbol for the ion with 12 protons and 10 electrons

When a theory is disaproved by further evidence, which of the following occurs?

When does a spring tide take place? At the beginning of spring Only during the spring season Only after spring is over At any time

The highest cloud are known as

What is the mass of 4.85 X 10^22 atoms of iron (Fe) ?

If element x has 95 protons how many electrons does it have

Which of the following when dissolved in deionized water would make a good conducting solution? a) methanolb) sugarc) baking soda