What is the greatest question facing the human race?

For the reaction NH4NO3 (s) → N2O (g) + 2H2O (l), you decompose 60 g of NH4NO3 and get 11 g of N2O. What is the percent yield? Question 8 options: 25% 33% 90% 65%

Why is it not advisable to wash the thermometer with hot water?

When 100 mL of 0.200 M NaCl (aq) and 100 mL of 0.200 M AgNO3 (aq), both at 21.9 °C, are mixed in a coffee cup calorimeter, the temperature increases to 23.5 °C as solid AgCl forms.

Molecules are the smallest units of matter with the characteristic properties of a substance. a. Trueb. False

A chemical reaction was carried out three times. The mass of the product was 8.93 g for the first trial, 8.94 g for the second trial, and 8.92 g for the third trial. Under the conditions of the experiment, the reaction is known to yield 8.

In a closed system, if a gas is transported to a container with double the volume of the previous container, gas was held in, What is the gases' new volume?

Rebekah is studying a molecule and trying to determine if it is DNA or RNA. Which kind of molecule is she studying? carbohydrate protein nucleic acid lipid

The function of most proteins depends primarily on the

Compare the temperature of water as ice begins to form with the temperature of ice as it begins to melt?

Which elements are present in sugars?