4 methods that can be used to separate mixtures are

Calculate the molarity of a solution containing 25.0 moles of ethanol (C₂H₅OH) in enough water to make 3.5 liters of solution?

Which of the following would have a mass of about 1 gram? A. a small car B. a large beetle C. a small poodle D. a large bottle of water

Which element is represented by the following electron configuration. 1s2 2s22p6 3s23p6 4s2 3d5 Nickel Magnesium Iron Manganese Question 13 Which element is represented by the following electron configuration.

Which gas tank will open first? oxygen or acetylene?

You are trying to determine the volume of the balloon needed to match the density of the air in the lab. You know that if you can get the balloon's density below this value, it will float.

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