if The difference in height of mercury in the two arms is 435 mm. What is the pressure of the nitrogen gas in kPa?

What is the independent variable in this investigation? mass volume sample number substance density

Gwhich r group would most likely be found in a hydrophobic area of the tertiary structure of a globular protein? which r group would most likely be found in a hydrophobic area of the tertiary structure of a globular protein? −ch2−oh −ch2−o||c−nh2 −ch2−coo− −ch2−ch2−ch2−ch2−n+h3

Calculate the number of kilojoules to warm 125 g of iron from 23.5°c to 78.0°c.