When you hear the word decahydrate, what number should be written in front of the formula for water?

Heat that flows by conduction is the transfer of thermal energy between substances in contact. What must occur for this to happen?

Out of sodium, rubidium, aluminum, and indium which is the most reactive metal

A balloon has a volume of 2.5 L and contains 0.100 moles of Helium. Another balloon has a volume of 5.0 L. They are at the same temperature and pressure. How many moles of gas does the second balloon contain?

A balloon is filled with 35.0 L of helium in the morning when the temperature is 20.00 Celsius by noon the temperature has risen to 45.00 Celsius what is the new volume of the balloon

26.42m Significant figure

0.100 mol of CaCO3 and 0.100 mol CaO are placed in an 10.0 L evacuated container and heated to 385 K. When equilibrium is reached the pressure of CO2 is 0.220 atm. 0.

What is true about the charges of transition metal ions?

A gas obeys the ideal-gas equation of state P V = N k T, where N = n NA is the number of molecules in the volume V at pressure P and temperature T and n is the number of gm-moles of the gas.

76. Which of the following choices is not an example of an adaptation? A. Nocturnal animal species have large eyes. B. One member of a wolf litter is born with shorter legs than its siblings. C.

Which is more dense a pound of rice or a pond of cement