A water molecule is held together by ionic bonds organic bonds nuclear bonds covalent bonds

Explain what happened to an inflated ballon when it kept on an hot water

Select the correct order of evaporation for water, alcohol, petrol and kerosene oil: - A. Petrol > alcohol > water > kerosene oil B. Alcohol > petrol > water > kerosene oil C. Water > alcohol > kerosene oil > petrol D.

This element had a 3p sub level that contains 3 electrons

A crystal of solute is added to a solution and the crystal remains undisolved. the solution is best classified as ...

Which class of organic compound is commonly used in perfumes? a. amine b. alcohol c. ester d. ether

Cobalt fluoride crystallizes in a closest packed array of fluoride ions, with the cobalt ions filling one-half of the octahedral holes. What is the formula of this compound?

When you get into a parked car in the summer time, the metal clip is hot and the seat belt fabric is not. What has a higher specific heat, the metal clip or the seat belt fabric? Think about the definition of specific heat.

A laboratory procedure calls for making 600.0mL of a 1.1M KNO3 solution. How much KNO3 in grams is needed?

How do you make good grades?

What will happen to the pressure inside a rigid container of gas if some of the gas is allowed to escape? (Assuming no change in temperature)