4. Which statement is true about alkali metals?

A. Some of them explode when exposed to water.

B. They are not conductors of heat or electricity.

C. They are not very reactive.

D. They are in group 18 of the periodic table

What family is the mineral lead in?

The burning of wood is an example of an oxidation-reduction reaction

How do scientists determine where the plate boundaries are?

What are ways that humans are influencing/affecting/changing the rock cycle?

How many grams of NaBr are needed to make 60 g of a 5.0% solution?

You find a little bit (0.150g) of a chemical marked Tri-Nitro-Toluene, and upon combusting it in oxygen, collect 0.204 g of CO2 and 0.030 g H2O (we'll assume that these are the products, along with nitrogen).

What reaction occurs when two amino acids are put together?

A chemical reaction takes place inside a flask submerged in a water bath. The water bath contains of water at. During the reaction of heat flows out of the bath and into the flask. Calculate the new temperature of the water bath.

An aluminum can has a height of 4.83 inches, a diameter of 2.60 inches, and a uniform wall/end thickness of 0.0112 inches.

What is the mass of 2N at 0.2829 atm 1.35 L and 25°C