A gas of certain mass ocupies a volume of 650cm³ under a pressure of 750mmHg. Calculate the pressure under which the volume of the gas will be reduced by 10 percent of its volume.​

In what way do investigations build scientific knowledge? the results of investigations lead to questions that cannot be tested. they reflect the opinions and social values of scientists, ensuring valid information. the results of investigations lead to new questions, which lead to new investigations. they are not influenced by the research of earlier scientists, so they are able to address gaps in understanding.i