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iron is a metal that rusts in the presence of oxygen and water. mild steel is used for ...1... and is prevented from rusting by ...2...chemistry igcse
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How does concentration affect reaction rate
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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 10.0ºc and rises to an altitude where its volume is twenty times the original volume and its temperature is – 50.0ºc ?
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Chemistry, 22.06.2019 18:00, jalenclarke25
What volume would 2.25 moles of ne has occupy at stp?
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iron is a metal that rusts in the presence of oxygen and water. mild steel is used for ...1... and i...
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