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PV = k, where Pis pressure, Vis volume, and k is a constant Question 1 Suppose you have a gas in a container being pressed down by a piston. The initial volume of the gas is 5.0 m3 and the pressure is 7.5 mmHg. If the volume decreases to 4.

Find the total mass of three diamonds that have masses of 14.2 grams

What do u mean by entropy and enthalpy? Write some differences between them.

Originally, the periodic table was arranged by increasing atomic radius increasing atomic mass increasing atomic number increasing number of electrons

How many moles of aluminum do 5.6*1024 aluminum atoms represent? express your answer using two significant figures?

What kind of reaction is ca (s) + h3po4 (aq) ca3 (po4) 2 (s) + h2 (g)

In the teapot dome scandal, what did the secretary of the interior albert fall lease

A Material made of equal parts is called what? A. Atom, B. Pure substance, C. Mixture

Part C Why are dichotomous keys useful in classifying a new species?

2. How is the frequency of a wave determined?