Chemistry, 04.08.2019 14:30 leilakainani26
Which sample contains a total of 3.0 x 10^23 molecules? a. 14 g of li b. 4.0 g of he c. 80 g of br2 d. 4.0 g of h2
Answers: 1
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Water molecules have a strong attraction to each other because of hydrogen bonding, allowing water to move against gravity up a plant's stem through capillary action. true false
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An alkaline battery produces electrical energy according to the following equation. zn(s) + 2 mno2(s) + h2o(l) zn(oh)2(s) + mn2o3(s) (a) determine the limiting reactant if 17.5 g zn and 31.0 g mno2 are used. (type your answer using the format ch4 for ch4.) (b) determine the mass of zn(oh)2 produced. _ g
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This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.
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Which sample contains a total of 3.0 x 10^23 molecules? a. 14 g of li b. 4.0 g of he c. 80 g of br2...
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