What are the five indicators of a chemical change

According to the passage, which of the following would cause milk to go bad? A the presence of any bacteria B the absence of any bacteria C not enough sugar for bacteria to eat D too much acid produced by bacteria

Which would increase the reaction rate

a 1.5L container holds p. 50 grams of an unknown gas at a pressure of 0.44 atm and a temperature of 50. C what is the molar mass of the unknown gas

Aru is holding a 4 newton box in his arms He walks for 2000 meters while holding the box how much work is done to the box

Nitrogen:0.781 oxygen:0.209 argon: 0.010 (Mole fraction) What is the partial pressure or nitrogen (in torr) in the atmosphere when the atmospheric pressure is 765.0 torr?

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