A sample of hydrogen at 2.5 atm had its pressure decreased to 0.50 atm produced a new volume of 750 mL. What was its original volume? P1 V1 = P2 V2

There is an area in idaho named craters of the moon where most of the ground is covered with basalt, adark gray, igneous rock with no visibl crystals. what can you infer about the geographical history of the area?

Fill in the coefficients that will balance the following reaction: a0cr2(so4)3 + a1agno3 -> a2cr(no3)3 + a3ag2so4

The nuclear fission process releases neutrons and question 27 options: alpha particles electrons energy beta particles