Which formula represents a mixture?
(1) c6h12o6(l) (3) licl(aq)
(2) c6h12o6(s) (4) licl...
Chemistry, 20.10.2019 08:30 victoriakraus3497
Which formula represents a mixture?
(1) c6h12o6(l) (3) licl(aq)
(2) c6h12o6(s) (4) licl(s)
Answers: 2
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Which statement names the physical property of wood a. wood is softer than coal b. wood does not rust c. wood can rot d. wood can burn
Answers: 1
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Phosphoric acid is a triprotic acid ( =6.9×10−3 , =6.2×10−8 , and =4.8×10−13 ). to find the ph of a buffer composed of h2po−4(aq) and hpo2−4(aq) , which p value should be used in the henderson–hasselbalch equation? p k a1 = 2.16 p k a2 = 7.21 p k a3 = 12.32 calculate the ph of a buffer solution obtained by dissolving 18.0 18.0 g of kh2po4(s) kh 2 po 4 ( s ) and 33.0 33.0 g of na2hpo4(s) na 2 hpo 4 ( s ) in water and then diluting to 1.00 l.
Answers: 3
Chemistry, 22.06.2019 23:30
With the largest atoms and the smallest number of valence electrons and with the smallest atoms and the greatest number of valence electrons are the most reactive. a. nonmetals; metals b. nonmetals; transition elements c. transition elements; metals d. metals; nonmetals
Answers: 3
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Which element below could be an isotope of berylliumsodium-10beryllium-10boron-9carbon-9
Answers: 2
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