Chemistry, 08.07.2019 12:00, tdahna0403
Which household items are usually made of metal elements? a. electronic equipment and jewelry b. shoes and baking pans c. carpets and silverware d. doorknobs and mattresses
Answers: 1
Chemistry, 22.06.2019 16:50, shaylawaldo11
Which element is least likely to undergo a chemical reaction
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Chemistry, 23.06.2019 07:20, aprilkenedy12
Which of the following are acids or bases? 1. sodium hydrogen 2. barium hydroxide solution 3. carbonate solution
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Chemistry, 23.06.2019 11:30, junahsisney
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. a. substance i is a neutral substance and substance ii is an acid. b. substance i is a neutral substance and substance ii is a base. c. substance i is an acid and substance ii is a base. d. substance i is a base and substance ii is a neutral substance.
Answers: 1
Which household items are usually made of metal elements? a. electronic equipment and jewelry b. s...
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