When methane or natural gas is burned, the following reaction takes place: CH4 + 2 02 --> 2 H2O + CO2
What happens to the atoms in methane?
a. They are destroyed and changed into energy.
b. They are made into fire.
c. They help form water.
d. They help form carbon dioxide.
e. Both C and D.

Identify the missing numbers below to show the result of multiplying the numbers (1.6 × 10-19)(5.0 × 106) = c × 10d

When 13.3 g koh is dissolved in 102.7 g of water in a coffee-cup calorimeter, the temperature rises from 21.4 °c to 31.53 °c. what is the enthalpy change per gram of koh (j/g) dissolved in the water? * take the density of water as 1.00 g/ml. * assume that the solution has a specific heat capacity of 4.18 j/g*k. enter to 1 decimal place. do not forget the appropriate sign /(+). canvas may auto-delete the (+) sign

Identify the lewis base in this balanced equation: fe3+ h2o fe(h2o)63+