Chemistry, 25.04.2021 04:50 sylviaswanson1
What is the molar mass of CH 4 ? (C = 12.01g / m * o * l, H = 1.008g / m * o * l)
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Nonpoint source pollution is difficult to control because it
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Liquid ammonia is produced at high temperatures and under great pressure in a tank by passing a mixture of nitrogen gas and hydrogen gas over an iron catalyst. the reaction is represented by the following equation. n2(g) + 3h2(g) → 2nh3(g) changing all but one experimental condition will affect the amount of ammonia produced. that condition is a) increasing the concentration of both reactants b) changing the temperature within the tank c) decreasing the pressure within the tank. d) increasing only the amount of nitrogen present.
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What is a substance? a. a physical property of matter b. a chemical property of matter c. an element or compound that cannot be physically separated d. characteristics used to tell the difference between mixtures
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The lewis diagrams for magnesium and fluorine are shown below. what is the correct chemical formula for magnesium fluoride? a. mgf b. mg2f c. mgf2 d. mg2f3
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What is the molar mass of CH 4 ? (C = 12.01g / m * o * l, H = 1.008g / m * o * l)...
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