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If the element A have three protons in the nucleus. find the atomic number of the element A
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If the mass of the products measured 120g what would the mass of the reactants a. 30g b. 60g c. 120g d. 240g
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8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.
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Avolleyball player hit a ball with a mass of 0.25 kg. the average acceleration of the ball is 15.5 m/s². how much force did the volleyball player apply to the ball? 62.0 n 3.87 n 62.0 m/s² 3.87 m/s²
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If the element A have three protons in the nucleus. find the atomic number of the element A...
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