Chemistry, 12.06.2020 21:57 maddietomlinson113
How many grams of O2 are needed to completely react with 8.2 g of Na
Answers: 3
Chemistry, 21.06.2019 23:00
Select the correct answer. given: 2libr + ba â babr2 + 2li in this chemical reaction, 325 grams of barium (ba) react completely. how many moles of lithium (li) are produced? a. 1.18 mol b. 2.37 mol c. 4.73 mol d. 16.4 mol e. 32.9 mol
Answers: 2
Chemistry, 22.06.2019 00:30
Water (2510 g ) is heated until it just begins to boil. if the water absorbs 5.09Ă105 j of heat in the process, what was the initial temperature of the water?
Answers: 3
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Calculate the molarity of 48.0 ml of 6.00 m h2so4 diluted to 0.250 l .
Answers: 1
Chemistry, 22.06.2019 12:00
Which of the following is an example of physical change not a chemical change? a) a log gives off heat and light as it burns. b) a tree stores energy from the sun in its fruit. c) a penny lost in the grass slowly changes color. d) a water pipe freezes and cracks on a cold night.
Answers: 2
How many grams of O2 are needed to completely react with 8.2 g of Na...
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