How much heat is required to boil 18g of water?

4. Propanol and isopropanol are isomers. This means that they have A) the same molecular formula but different chemical properties. B) different molecular formulas but the same chemical properties.

4) (5 pts) Give the formal charge of Sulfur in each of the following S Na2S SO SO-2

Give a structural formula to match the name: ethylpropylamine

A solution containing which one of the following pairs of substances will be a buffer solution? a. RbCl, HCl b. CsF, HF c. KBr, HBr d. NaI, HI e. none of the above

How many moles of potassium are in 3.78 x 10^21 atoms of K?

What would happen if you tried to sqeeze a gas into a smaller container?

Paint, paint thinners and some cleaning agents can weaken the shell of a hard hat and may eliminate

A 10 chunk of metal has a specific heat of 0.25 J/g ºC. The temperature is changed from 10ºC to 45ºC. How much heat is required?

In this reaction what is the correct coefficient for sodium chloride? pb (no3) 2? nacl → pbcl2? nano3

Classify each of the following as a path function or a state function. work energy distance traveled enthalpy heat