How many moles are equal to 31.54 liters of CO2 gas?

I’m an electrically neutral atomic any element, there are equal numbers of

While in europe, if you drive 125 km per day, how much money would you spend on gas in one week if gas costs 1.10 euros per liter and your car’s gas mileage is 32.0 mi/gal? assume that 1 euro=1.26 dollars

Is the idea of spontaneous generation supported by redi's experiment? justify your answer in 2-3 sentences?