Chemistry, 25.07.2019 16:00 Mistytrotter
Bridget is in science class. her teacher gives her two unknown substances and asks her to determine their relative ph. she places a piece of red litmus paper into both substances. the litmus paper turns purple when she places it into substance i. the litmus paper turns blue when she places it into substance ii. which of the following is true about the relative ph of the two substances? a. substance i is a base and substance ii is a neutral substance. b. substance i is an acid and substance ii is a base. c. substance i is a neutral substance and substance ii is a base. d. substance i is a neutral substance and substance ii is an acid.
Answers: 1
Chemistry, 21.06.2019 14:10
The rock in a lead ore deposit contains 89 % pbs by mass. how many kilograms of the rock must be processed to obtain 1.5 kg of pb?
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Chemistry, 22.06.2019 04:50
Acompound contains c, h, and o atoms. when 1.130 g of the compound is burned in oxygen, 1.064 g co2 and 0.3631 g h2o are produced. what is the empirical formula of this compound?
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Chemistry, 23.06.2019 00:30
Five different substances are given to you to be dissolved in water. which substances are most likely to undergo dissolution in water? check all that apply. view available hint(s) check all that apply. sodium fluoride, naf octane, c8h18 propanol, ch3ch2ch2oh potassium iodide, ki benzene, c6h6
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Chemistry, 23.06.2019 01:00
Which of the following is in the lanthanide family? a) uranium b) promethium c) silver d) gold
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Bridget is in science class. her teacher gives her two unknown substances and asks her to determine...
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