2. Balance the following equations: [14m]
(a) 2 NO2(g) + _H2O() + O2(g) → HNO3(aq)
+
H2O...
Chemistry, 28.07.2020 06:01 morbidodyssey
2. Balance the following equations: [14m]
(a) 2 NO2(g) + _H2O() + O2(g) → HNO3(aq)
+
H2O(B)
(b) __C2H6(g) + O2(g) → _ CO2(8)
(c) _N2() + - H2(g) → __ NH3(8)
(d) __Na(s) +
Na(s) + _ 02(g) → __ Na2O(s)
(e) _Fe(s) +
Fe(s) + H2O(g) → _Fe3O4(s) +
H215)
Answers: 2
Chemistry, 22.06.2019 10:00
Ill give brainiestif one neutron initiates a fission event that produces two neutrons in the products, how many new reactions can now be initiated? if each of the neutrons produced in the first fission event then initiates a fission event that produces one neutron in the products, how many new reactions can now be initiated by each neutron? how many neutrons in total were produced by the two fission events described?
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Which statement correctly describes the phosphate ion, ? it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge on the phosphorus atom. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge on the phosphorus atom.
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What prefix multiplier is appropriate for reporting a measurement of 5.57 ×10−5 m?
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A0.10 m aqueous solution of sodium sulfate is a better conductor of electricity than a 0.10 m aqueous solution of sodium chloride. which of the following best explains this observation? (a) sodium sulfate is more soluble in water than sodium chloride. (b) sodium sulfate has a higher molar mass than sodium chloride. (c) to prepare a given volume of 0.10 m solution, the mass of sodium sulfate needed is more than twice the mass of sodium chloride needed. (d) more moles of ions are present in a given volume of 0.10 m sodium sulfate than in the same volume of 0.10 m sodium chloride. (e) the degree of dissociation of sodium sulfate in solution is significantly greater than that of sodium chloride.
Answers: 2
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