Chemistry, 29.07.2019 23:00 Elephants12
1. what mass of h2o will be produced if 9.5 g of h2 reacts with 1.2 g of o2? __ h2 + __ o2 --> __ h2o 2. if 1.85 g of mg(oh)2 reacts with 3.71 g of hcl, how much mgcl2 is produced? what is the limiting reactant? __ mg(oh)2 + __ hcl --> __ mgcl2 + __ h2o 3. what mass of potassium hydroxide is formed when 8.2 g of potassium oxide is added to 1.3 g of water? __ k2o + __ h2o --> __ koh 4. what mass of aluminum chloride could be made from 8.1 g of aluminum and 4.2 l of chlorine at stp? __ al + __ cl2 --> __ alcl3 i know this is a lot of questions but and show your work. you.
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Which atom or ion is the largest? a. k b. k+ c. ca d. ca2+ e. li
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The bond energy for the van der waals bond between two helium atoms is 7.9×10−4ev. assuming that the average kinetic energy of a helium atom is (3/2)kbt, at what temperature is the average kinetic energy equal to the bond energy between two helium atoms
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The atomic number, or number, is the described as the number of in the nucleus of an chemical element.
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1. what mass of h2o will be produced if 9.5 g of h2 reacts with 1.2 g of o2? __ h2 + __ o2 -->...
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