Asample of gas has an initial volume of 4.5 l at a pressure of 754 mmhg . part a if the volume of the gas is increased to 8.5 l , what will the pressure be? express your answer using two significant figures.

This is important. 1. which of the following is an si base unit for measuring length? (2 points) inch gram meter mole 2. which of the following units for distance is an si unit? (2 points) centimeter foot inch yard 3. which of the following tools should a scientist use to measure an object in meters? (2 points) electronic balance pan balance tape measure thermometer