The total number of atoms represented by the formula fe2 (so4) 3 is

A sample of gas has a mass of 827 mg. Its volume is 0.270 L at a temperature of 88 ∘ C and a pressure of 975 mmHg. Find its molar mass

Calculate the [oh] for 0.46 Hcl

Does a light with low frequency and long wavelength have a lot or little energy?

Which of the following solutions would show the greatest conductivity at 30°C? A. 0.20 M Ca (NO₃) ₂ B. 0.25 M HCl C. 0.30 M NaOH D. 0.10 M NaCl E. 0.40 M CH₃OH

Do a graphical analysis of data provided from an example experiment. My hypothesis was that if the ice is heated to 3 degrees Celsius or above it will fully melt into water.

What are mixtures that have floating particles called?

Which one is a true statement about endothermic reactions? A. Energy from an outside source is continuously being added. B. More heat is given off than is put into the reaction. C. The reactants have less heat energy than the last products. D.

Dalton was an English schoolteacher, Rutherford was a chemist from New Zealand, and Bohr was a Danish physicist. Each made important contributions to the atomic model. Taken together, what do these scientists demonstrate?

How does chemistry affect the food you eat

A gas sample occupies 3.50 liters of volume at 20.°c. what volume will this gas occupy at 100.°c (reported to three significant figures?