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Select the equations that are correctly balanced. a. H2O + 2O2 → H2O2 b. Fe2O3 + 3H2 → 2Fe + 3H2O c. Al + 3Br2 → AlBr3 d. CaCO3 → CaO + CO2
answered
Mar 30, 2017
Chemistry
high-school
5
votes
24.7k
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F(x)=2-3x Evaluate f(0) A. -3 B. 5 C. 2 D. - 1 Which ordered pair is the turning point of the graph of f(x)= |x-4|? A. (4,0) B. (-4,0) C. (0,4) D. (0, -4)
answered
Jan 19, 2017
Mathematics
high-school
2
votes
121k
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