A gas sample at 50 °C occupies a volume of 3.32 dm3. If the temperature is increased to 75 °C, what will be the final volume? (answer with only 1 decimal place)
Question 4
4.
A force of 200N acts on an area of 4 cm2
a. Calculate the Pressure
b. State the two factors that affect the pressure of an object
Question 5
5.
A gas at yesterday´s atmospheric pressure (95kPa) had a volume of 1.2 liter. Today´s atmospheric pressure is 103kPa. What is the new volume? (answer with only 1 decimal place)
Question 6
6.
A tank of oxygen registers a pressure of 400kPa outdoors at 250K. When the tank is brought indoors, the pressure gauge rose to 615kPa. What is the indoor temperature? (answer with only 1 decimal place)
Question 7
7.
What is the volume occupied by 1 mol of oxygen gas at STP? What does STP stand for? Which are those values?
Question 8
8.
You burn 36 grams of carbon in plenty of air according to the following equation:
C (s) + O2 (g) --> CO2 (g)
What volume of gas will form at STP? (answer with only 1 decimal place)