Chemistry, 17.04.2020 01:31 mckinleesmomp6qj1e
5. 54 J of heat is required to raise the temperature of a 2.47g unknown substance from 17.10C to 46.70C.
a) Calculate the specific heat of the substance
b) What is the substance?
Answers: 1
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Chen drew a diagram to compare the ways in which different organisms obtain nitrogen. which label belongs to the area marked z?
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How many moles of sulfuric acid (h2so4) are needed to react completely with 6.8 moles of lithium hydroxide (lioh)? 2lioh + h2so4 → li2so4 + 2h2o a. 3.4 mol h2so4b. 6.8 mol h2so4 c. 10.2 mol h2so4 d. 13.6 mol h2so4
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Oil rich countries in the middle east cover about 4% of earths total land area but prossess about 48% of the worlds known oil reserves what is the main reason for high concentration of reserves in this part of the world
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5. 54 J of heat is required to raise the temperature of a 2.47g unknown substance from 17.10C to 46....
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