1) your favorite recipe for preparing 100 brownies requires the following : 6 eggs , 5 cups flour and 2 sticks of butter . how many eggs would be required to yield 50 brownies ?
1 or 2 or 3 i think it might be 3 .
2) a chemical reaction produces oxygen gas. you collect 6.02 x 1023 oxygen gas molcules at stp. what volume of oxygen gas did you collect
22.4 l or 5.6 l or 11.2 l
3) what volume will 0.75 moles of oxygen gas occupy at stp ?
33.6 l or 16.8 l or 20.0 l i think it might be 16.8 l