CUMULATIVE EXAM CHEMISTRY FINAL EXAM NEWEST ACTUAL EXAM COMPLETE 140 QUESTIONS AND CORREC DETAILED ANSWERS (VERIFIED ANSWERS)| ALREADY GRADED A+ A kitten's normal body temperature is 102ºF. Express this temperature in Cº. - ANSWER-38.9ºC Which of the f

CUMULATIVE EXAM CHEMISTRY FINAL EXAM NEWEST ACTUAL EXAM COMPLETE 140 QUESTIONS AND CORREC DETAILED ANSWERS (VERIFIED ANSWERS)| ALREADY GRADED A+ A kitten's normal body temperature is 102ºF. Express this temperature in Cº. - ANSWER-38.9ºC Which of the following is a chemical change? - ANSWER-Frying an egg A radioisotope has a half-life of 4 days. How much of a 20-gram sample of this radioisotope remains at the end of 16 day time period. - ANSWER-1.25 gram The formula for ammonium chloride is - ANSWERNH4Cl The number of covalent bonds that a nitrogen atom is expected to form is - ANSWER-3 According to the octet rule, aluminum (Al) will form which of the following motoatomic ions? - ANSWERAL3+ What is the molecular geometry of the bonds around the carbon in CCl4? - ANSWER-Tetrahedral What is the geometry of CS2? - ANSWER-Linear __N2 (g) + __H2 (g) --> __NH3 (g) Classify the reaction below as involving synthesis, decomposition, single replacement, or double replacement. - ANSWERSynthesis The strongest noncovalent interaction (intermolecular forces) that can occur between hydrocarbons is ___. - ANSWER-London Force (Dispersion Force) A gas cylinder at a pressure of 4408 torr contains a mixture of N2, O2, and helium gases. If the partial pressure of N2 gas is 1520 torr and the partial pressure of helium is 25 torr, what is the partial pressure of O2? - ANSWER-2863