The acid present in our stomach is .
A. nitric acid
B. sulphuric acid
C. hydrochloric aci...
Chemistry, 20.10.2020 20:01 sairaanwar67
The acid present in our stomach is .
A. nitric acid
B. sulphuric acid
C. hydrochloric acid
D. carbonic acid
Answers: 1
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Asample of radium-226 will decay 1/4 of its original amount after 3200years. what is the half-life of radium-226?
Answers: 2
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Which of these would be caused by a chemical change? a) the formation of lava. b) sedimantary rock layering over time. c) metamorphic rock forming from igneous. d) metamorphic rock eroding to form sedimentary rock.
Answers: 3
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