- Calculate the number of moles and the number of atoms in a sample of Argon weighing 75.0 g?

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How much resistance and tolerance does a resistor that has the color bands red, violet, orange, gold have? Show your calculation.? The least common multiple of 2 numbers is 60. One of the numbers is 7 less than the other. What are the numbers? Given f(x)=7x^2-3 and g(x)=1-2x find f(g(x)).? Which substance could you use to demonstrate "morphing" ? Are these substances fluids? For each explain your answer.? Why is a ^ ln b = b ^ ln a?