Chemistry, 24.09.2019 20:00 leelee8335
You notice that the water in your friend's swimming pool is cloudy and that the pool walls are discolored at the water line. a quick analysis reveals that the ph of the water is 8.00 when it should be 7.20. the pool is 9.00 m wide, 15.0 m long, and has an average depth of 2.50m. what is the minimum (in the absence of any buffering capacity) volume (ml) of 12.0 wt% h2so4 (sg=1.080) that should be added to return the pool to the desired ph? in ml
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How is 0.00235 expressed in proper scientific notation? a. 2.35 × 10-3 b. 0.235 × 10-2 c. 2.35 d. 2.35 × 103
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The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 9 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of tthe table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 9 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.
Answers: 3
You notice that the water in your friend's swimming pool is cloudy and that the pool walls are disco...
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