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Chemistry, 21.06.2019 20:30
14. complete and balance the equations for the single displacement reactions. a. zn + pb(no3)2 -> b. al + niso4 -> 15. complete and balance the equations for the double displacement reactions. a. agno3(aq) + nacl(aq) -> b. mg(no3)2(aq) + koh(aq) -> 16. complete and balance the equations for the combustion reactions. a. __ ch4 + o2 -> b. __ c3h6 + o2 -> c. + o2 ->
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Chemistry, 21.06.2019 23:10
Nitrogen (n), phosphorus (p), and potassium (k) are the main nutrients in plant fertilizers. according to an industry convention, the numbers on the label refer to the mass percents of n, p2o5, and k2o, in that order. calculate the n: p: k ratio of a 30: 10: 10 fertilizer in terms of moles of each element, and express it as x: y: 1.0.
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Chemistry, 22.06.2019 10:00
Drug abuse will not lead to physical and psychological dependence. true or false ?
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Chemistry, 23.06.2019 05:30
What is the morality of 2.50 l of solution that contains 1.85 mol of anhydrous sodium tetraborate?
Answers: 1
Correct Scientific notation
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