What are 3 permeable materials

A sample of 54.0 g of methanol is heated from 25.0 °c to 35.0 °c. how much heat is required? the specific heat capacity of methanol is 2.48 j g-1 k-1.

What is the best explanation of Moon phases? A. As the Moon passes behind Earth it is covered by Earth's shadow. B. As the Moon orbits Earth we see different amounts of the illuminated side of the Moon. C.

One liter of ocean water contains 35.06 g of salt. How much salt is present in 3.79 L of ocean water? Express your answer in grams using the correct number of significant figures. Do not enter your answer using scientific notation.

Hakim used 18000J of energy to climb up to the top of a building in 10 mins. calculate the power he developed in climbing up to the top of the building?

Using the periodic table, choose the more reactive nonmetal. Br or As

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