Acontainer of hydrogen at 172 kpa was decreased to 85.0 kpa producing a new volume of 765 ml. what was the original volume

Explanation:

The temperature and amount of gas are constant, so we can use Boyle’s Law.

Data:

Calculations:

the major pests we deal with are insects, weeds and fungal diseases. a pesticide is a product, whether organic or chemical, used to kill the target pest. there are other techniques gardeners should use that can prevent the severe infestations that make the use of pesticides necessary