How do the leathery pads on the bottom of camel's feet a camel? it is for a web quest thing

What is the volume occupied by 10.0 dm3 of gas at standard pressure after it has been compressedat constant temputure to 500.0 kpa?

According to coulomb's law, how would the electrical force between particles change if the product of their electrical charge increased?

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