Chemistry Homework Help: Answers & Questions Page 47

• What are compounds?

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• ##HBr## and ##HI## reduce sulfuric acid. ##HCl## can reduce ##KMnO_4## and ##HF## can reduce ##_##? (a) ##H_2SO_4## (b) ##KMnO_4## (c) ##K_2Cr_2O_7## (d) none of these

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• What is the net charge of the elements Ni, I and Au on the periodic table?

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• What is the geometry of the oxygen in CH3OCH3?

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• What is Oxycodone's nickname?

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• What is the electron configuration of nitrogen (N) ?

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• How does temperature affect dynamic equilibrium?

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• What Makes Blueberries Blue and Strawberries Red?

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• What type of mixtures can be separated by centrifugation?

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• Is HCl a polar or non polar molecule?

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• How to convert L to dm3 and ml to cm3 Questions: 1) 10cm3 to Gm? 2) 10L to Gm? 3) 10mL to Gm? 4) 10dm3 to Gm?

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• Why does ##HBr## have a higher boiling point than ##HCl##?

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• In a diels-Alder reaction with cyclopentadiene and maleic anhydride, what side reactions can occur?

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• How does adding salt affect the surface tension of water? If it increases surface tension, will it always increase it?

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• Mole Concept... The number of i] molecules [S=32] ii] atoms in 192g. of Sulphur [S8] What does the question mean? And how would I solve questions which are similar?

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• A copper atom with 34 neutrons. What is the atomic symbol? Express your answer as an isotope.

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• Convert 2.12 gallons to milliliters if 946 mL = 1 qt.?

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• How many molecules of acetyl-CoA, NADH, and FADH2 are produced from the oxidation of an 18 carbon fatty acid?

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• Coordination number of cobalt in [Co(en)2Br2]cl2???

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• When an adduct is formed from Diels Alder reaction of maleic anhydride and furan, what does the adduct decompose to at its melting point?

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• What is the formula for Lead (IV) Nitride?

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• How will you prepare a 1:80 dilution?

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• What is the difference between bond dipole and dipole moment?

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• How do you convert moles and grams to formula units?

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• How do you find percent change?

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• What is molarity, molality and normality?

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• Why is bromine an electrophile?

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• What does the nucleus of an atom contain?

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• How would you use the Henderson-Hasselbalch equation to calculate the pH of a solution that is 0.120 M in HClO and 0.185 M in KClO?

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• How do intermolecular forces affect evaporation?

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• What type of mixtures can be separated by distillation?

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• How can chemical properties be used to identify substances?

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• How can you use the solubility product constant to calculate the solubility of a sparingly soluble ionic compound?

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• How many p orbitals are there in a neon atom?

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• How many significant figures are there in the measurement 238.230 kg?

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• The specific heat of iron is 0.11 cal/g.°C. Iron melts at 1530 °C. How much heat must be added to 1.0 g of iron at 25 °C to completely melt?

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• Why is BF3 triagonal planar and PF3 triagonal pyramidal?

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• How do you calculate the percent yield of copper?

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• What are the three types of heat transfer?

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• Translate this equation-hydrogen sulphide gas burns in air to give water and sulphur dioxide and then balance them?

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• How can you model half life decay?

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• Does iron (II) sulfide have a high melting point? Why or why not?

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• How does sugar, an organic compound dissolve in water, which is polar?

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• Is chlorine a metal or a nonmetal?

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• Why do SN2 reactions prefer aprotic solvents?

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• What is the density of sulfur trioxide at STP?

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• we say that 1 mole is equal to 6.02 x 10 ^23 particles which consist compounds but what about just elements for example one mole Fe atom should consist 6.02x10^23 particles but which particles what are they for atoms?particle is gen

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• Does the 3rd electron shell have a capacity for 8e- or 18e-?

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• What is a manometer?

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• What is a solute?

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