UNIT TEST
H electronegativity: 2.2
H valence electrons: 1
C electronegativit...
Chemistry, 05.11.2021 21:00 jackblacks
UNIT TEST
H electronegativity: 2.2
H valence electrons: 1
C electronegativity: 2.55
C valence electrons: 4
O electronegativity: 3.44
O valence electrons: 6
Chemical weathering over hundreds of thousands of years formed modern caves. One form of chemical weathering occurs when carbon dioxide reacts with water to produce carbonic acid, H2CO3. How many bonds formed in H2CO3?
(1 point)
eight
six
three
five
Answers: 3
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Answers: 1
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Displacement is the slope of a velocity vs. time graph a. true b. false
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Answers: 1
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Be sure to answer all parts. the following equilibrium constants were determined at 1123 k: c(s) + co2(g) ⇌ 2co(g) k'p = 1.30 × 1014 co(g) + cl2(g) ⇌ cocl2(g) k''p = 6.00 × 10−3 calculate the equilibrium constant at 1123 k for the reaction: c(s) + co2(g) + 2cl2(g) ⇌ 2cocl2(g) 4.68 × 10 9 (enter your answer in scientific notation.) write the equilibrium constant expression, kp:
Answers: 3
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