What does physical characteristics mean

Why will liquids evaporate even at room temperature?

Acetone can be easily converted to isopropyl alcohol by addition of hydrogen to the carbon-oxygen double bond. calculate the enthalpy of reaction using the bond energies given.

0.15 grams of Mg is combined with HCl to produce H2 gas. If the reaction occurs at 25°C in a 150 ml container, what is the theoretical pressure change? A. 1.01 kPa B. 102 atm C. 102 kPa

What happens when two forces act in the same direction? A. They cancel each other out. B. The stronger one prevails. C. Their strengths are added. D. Their sum divided by two is the total force.

What is pH? Question 1 options: how basic a solution is how acidic a solution is the concentration of potassium ions in a solution the concentration of hydrogen ions in a solution

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