Calculate the mass (in g) of 346 cm³ of polythene. The density of polythene is 0.95 g/cm³. Give your answer to 2 decimal places.

Which of these choices is the smallest unit of matter?

What happens when two oceanic plates meet

Calculate how much gasoline and money could be saved if the automobile's fuel efficiency were increased by 25%. Gasoline = 25 gallons per week Money = $2 per gallon ($50 total)

Calculate the molar mass of ammonium chloride

Which state of matter had the greatest distance the individual particles?

Using the table on the right, complete each calculation by typing in the correct answer. 13.2L=? mL

How many atoms are in a sample of 68.7 grams copper (Cu) ?

What is the mass of 3 L of water vapor at 120◦C and 388 torr?

List three things you would need to consider to determine whether or not a chemical system is at equilibrium?

How many moles of methane gas molecules, CH4, are in 11.2 liters of methane at standard conditions? a. 11.2 moles b. 27.2 moles c. 179.2 moles d. 0.5 moles