A sample of nitrogen at 20C was compressed from 300 mL to 0.360 mL and its new pressurewas found to be 400.0 Pa. What was the original pressure in kPa?

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1. a)c-14 has two more protons

2. d)they have different numbers of protons, neutrons, and valence electrons; they are all gases at room temperature.

3. c) iron and nickel.

answer seismograph;

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