Which of these statements is false?
A.
Atoms of different elements can combine to form compo...
Chemistry, 16.02.2021 22:20 rhyanebean6443
Which of these statements is false?
A.
Atoms of different elements can combine to form compounds.
B.
Oxygen and copper are examples of elements.
C.
Atoms of different elements are the same.
D.
Elements are pure substances.
Answers: 1
Chemistry, 22.06.2019 10:30, angemango3423
What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5
Answers: 1
Chemistry, 22.06.2019 14:30, malenacastillo4887
For the reaction shown, find the limiting reactant for each of the following initial amounts of reactants. 4al(s)+3o2(g)→2al2o3(s) a) 1 molal, 1 mol o2 b) 4 molal, 2.6 mol o2 c) 16 molal, 13 mol o2 d) 7.4 molal, 6.5 mol o2
Answers: 3
Chemistry, 22.06.2019 19:20, Lovelybunny321
15. which of the following is not human-caused groundwater pollution? a. water in an aquifer dissolves elements such as arsenic and mercury from surrounding rock. b. water in an aquifer is contaminated by leachate that seeps into the ground from a landfill. c. water in an aquifer becomes polluted with chemicals used in hydraulic fracturing, or fracking. d. water in an aquifer absorbs harmful bacteria from the drainage field of a septic tank.
Answers: 1
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