Chemistry, 30.11.2019 01:31, iviestrong7430
You decide it is time to clean your pool since summer is quickly approaching. your pool maintenance guide specifies that the chlorine, cl 2, the concentration of the pool should be between 1 and 3 ppm. in order to determine if your pool is safe to swim in, you send a sample of pool water to a chemist for analysis of the cl 2 content. the chemist reports a chlorine concentration of 4.23 × 10 − 5 m. convert the concentration of cl 2 to parts per million ( ppm ).
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Chemistry, 21.06.2019 17:30, penny3109
The following reaction shows the products when sulfuric acid and aluminum hydroxide react. al(oh)3 + h2so4 → al2(so4)3 + h2o the table shows the calculated amounts of reactants and products when the reaction was conducted in a laboratory. initial mass and yield sulfuric acid aluminum hydroxide initial amount of reactant 40 g 15 g theoretical yield of water from reactant 14.69 g 10.38 g what is the approximate amount of the leftover reactant? 11.73 g of sulfuric acid 10.33 g of sulfuric acid 11.12 g of aluminum hydroxide 13.67 g of aluminum hydroxide
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Chemistry, 21.06.2019 18:30, ciarakelly636owuiup
Asample of the male sex hormone testosterone, c19h28o2, contains 3.88×10^21 atoms of hydrogen.(a) how many atoms of carbon does it contain? (b) how many molecules of testosterone does it contain? (c) how many moles of testosterone does it contain? (d) what is the mass of this sample in grams?
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Chemistry, 22.06.2019 09:20, payshencec21
What happened to the amount of carbon dioxide in the atmosphere from 2010–2017?
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Chemistry, 22.06.2019 10:00, sdlesley66
Miner's coal distributors does not mine coal itself, nor does it even store or handle the coal. instead, miner's solicits orders for low sulfur coal from other firms, then purchases the required amount from suppliers and directs them to ship the coal to its customers. what is miner's
Answers: 1
You decide it is time to clean your pool since summer is quickly approaching. your pool maintenance...
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