Why do elements in the same group have a similar reactivity?

Anyone know Jacob whitesides

What could you make by chopping a copper wire into small pieces?

Initially, a 1.50-liter compressible container of 0.35 moles of a gas exerts a pressure of 740 millimeters of mercury at a temperature of 275 Kelvin. What is the pressure when the container is compressed to 0.50 liters, the moles of gas reduces to 0.

What two factors are used to determine the frequency of waves

The cyanide ion (CN-1) is highly toxic, but can be remediated in solution by redox reaction with the hypochlorite ion (the principal component of bleach).

What is a converging lens

What type of reaction is 2 NO2 - --> 2 O2 + N2

The main source of phosphorous is in: rocks water plants the atmosphe

To what part of a plant does the stem sliver water and nutrients

You place a balloon in a closed chamber at STP. When the balloon doubles in size, what happens to the chamber pressure? A.) The pressure stays the same B.) The pressure doubles C.) The pressure reduced by one half