The wavelength of a wave is 0.5 meters, and its period is 2 seconds. What is the

speed of this wave?

What is the average atomic mass of lithium?

How many moles of an ideal gas are in a tank with a volume of 22.9 L at pressure of 14.297 atm at 12°C? (Show work and units)

Which diagram best illustrates the atomic model that Rutherford derived from his gold foil experiment?

How many atm are in 1,520 mmHg?

Calculate the pH of 0.65 M H2SO4 (sulfuric acid) solution? (Ka2: 1.1x10-2)

Drag each tile to the correct box. A student writes down several steps of the scientific method. Put the steps in the best order. Analyze the experimental data. Make a hypothesis. Conduct an experiment. Communicate the results.

What is a glass rod used for in chemistry and biology laboratory?

The same amount of heat is removed from 2kg of water and from 1kg of water starting at the same temperature. What happen?

When heated a sample consisting of only CaCO3 and MgCO3 yields a mixture of CaO and Mgo. If the weight of the combined oxides is equal to 51.00% of the initial sample weight, calculate the per cent of CaCO3 and MgCO3 in the sample. (12 M.)

Why does pumice float