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Find the number of grams of hcl needed to react completely with .50 moles of magnesium.
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Large helium-filled balloons are used to lift scientific equipment to high altitudes. what is the pressure inside such a balloon if it starts out at sea level with a temperature of 10.0ΒΊc and rises to an altitude where its volume is twenty times the original volume and its temperature is β 50.0ΒΊc ?
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If you burn 46.6 g of hydrogen and produce 416 g of water, how much oxygen reacted
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Who wanna be my friends ?β...
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