A gas occupies 12.2 liters at 0.8 atm. What is the pressure if the volume becomes 15.6 L?

A scientist collects a core sample from 60 km deep in Earth. Which characteristic will she most likely observe in this sample? a. The sample has high iron content. b. The sample is very hot and liquefied. c. The sample mainly consists of granite. d.

The substance in the glass is an mixture, element, compound, or atom

A sample of hydrogen gas is placed in a 0.500 L container at 295K. The gas pressure is 1.442 bar. How many moles of H2 gas are in the container.

Find the formula mass for oxalic acid h2c2o4 Use C=12.01, H=1.008 O=16.00

The molecular weight of NaCl is 58.44 grams/mole. If you had a 1.0 molar solution (1.0 M), you would have to put 58.44 g of salt in 1.0 liter of solution. How many moles of NaCl would you have in 10 0 mL of this solution

What is the volume of 1 mole of helium gas when the pressure is 1.47 atm and the temperature is 287k

Jenny and anne wanted to see who could throw the ball the hardest. they decided to each throw a ball against the wall as hard as they could and measured how far the ball rolled away from the wall. what might be the variables in this experiment;

Is calcium carbonate chemical change?

The mass number of an element is the sum of the number of

Balance the following reaction. CH4+O2==>CO2+H20