Chemistry, 04.08.2021 08:10 aweller3898
The antifreeze in most automobile radiator is a mixture of equal Volume of ethylene glycol and water, with a minor amount of other additives that prevents corrosion. what are the (a) mole fraction and (b) molality of ethylene glycol C2H4(0H)2 in a solution prepared from 2.2Γ10^3g of ethylene glycol and 2.00Γ10^3g of water (approximately 2L of glycol and 2L of water)?β
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The crust of earth may a- continets and ocean floors. b-continents only. c-layers of sedimentary rocks and continents. d-all of the above
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How many liters of hydrogen gas will be produced at stp from the reaction of 7.179Γ10^23 atoms of magnesium with 54.219g of phosphoric acid (h3po4) the equation is 3mg + 2h3(> mg(po4)2+3h2
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What is the value of keq for the reaction expressed in scientific notation?
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Chemistry, 22.06.2019 10:30
Balance and in which category does it fit in? single or double displacement or synthesis or decomposition? (a) k2 o β k + o2 (b) na + i2 β nai (c) cu(no3 )2 + naoh β cu(oh)2 + nano3 (d) kclo3 β kcl + o2 (e) ca(no3 )2 + hbr β cabr2 + hno3 (f) sn(oh)2 β sno + h2 o (g) p4 + n2 o β p4 o6 + n2 (h) fe + al2 (so4 )3 β feso4 + al (i) alcl3 + na2 co3 β al2 (co3 )3 + nacl (j) c3 h6 + o2 β co2 + h2 o
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The antifreeze in most automobile radiator is a mixture of equal Volume of ethylene glycol and water...
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