The density of gasoline is 0.67 g/ml. Calculate the mass of 25.0ml of gasoline.

Which is the best tool to find the volume of the base that she needs to neutralize the acid

Balance the following reaction: AI2O3+HCI-AICI3+H2O

1. what is volume? a) half of the density of a substance b) the amount of matter in a substance c) twice the amount of mass of substance d) the amount of space a substance takes up 2.

The difference between speed and velocity

When matter and energy change forms within a closed system, A. the total amount of matter changes, but the total amount of energy does not. B. the total amount of energy changes, but the total amount of matter does not. C.

An organic compound contains C=61%, H=11.8% and O=27.12%. Calculate the empirical formula and molecular formula of the compound. The vapour density of the compound is 59.

Roberto throws a tennis ball to a friend. He then throws a baseball with the same amount of force. Which ball is accelerated more? Why?

How does parsec compare to light year

A sample of solid NH4NO3 was placed in an evacuated container and then heated so that it decomposed explosively according to the following equation: NH4NO3 (s) N2O (g) + 2H2O (g) At equilibrium, the total pressure in the container was found to be 2.

Look at the chemical formula for glucose, how many carbon C, hydrogen H, and oxygen O, atoms are found in a molecule of glucose?