Verizon LTE 10:41 PM Done 2 of 2 Instructions ach question carefully and choose the correct answe...
.l Verizon LTE 1:34 PM 33% Exit Question 1 4 pts Gа 4c In the above diagram, each side of the triangle is 19.4 cm long. Charge b is 8.7 и C while charge c is twice that, but negative. Charge A is 18.2 C. Determine the magnitude of the net force exerted on Charge A. Express your answer in Newtons. l Verizon LTE 1:34 PM 33% Exit C. Determine the magnitude of the net force exerted on Charge A....
12:47 1 Exit Question 1 0.5 pts When 34.8 g of sodium chloride is dissolved in water, 2.31 kJ of energy is absorbed. Is the enthalpy of dissolution of NaCl exothermic or endothermic? Endothermic Exothermic Question 2 0.5 pts What is the balanced thermochemical equation for the combustion of two moles of gaseous acetylene, C2H2, with oxygen to produce carbon dioxide and water vapor at 24.59°C given that 2512 kJ of heat is released at a constant pressure of 1.14...
Question 2-9
Verizon LTE 9:23 PM Back AECN 452 Ho... ue: Thursday, January 24, 2019 l. (3 points) Suppose you have $1,500 you'd like to invest. If you can earn 9% compounded annually for the next three years, how mach will you have at that time? 2 4 points) How does your answer change if compounding occurs more frequently, monthly? How about daily compounding? say 3. (3 points) Using the Rule of 72, how long before your $1,500 doubles to...
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Question 1 (1 point) What is the change in enthalpy (in kJ mol'?) for the following reaction F2(g) + Cabr,(s) CaF() + Brz(1) O 1) -112 kJmo12 O2) 504 kJmo11 03) -504 kJmol 1 04) 537 kJmo11 O 5) -537 kJmol'i Question 2 (1 point) What is true about the following reaction at 25°C? F,(g) + 2HCl(g) 2 2017(g) + H (9) Ahrº=76 kJ mol'i Asr°=-10.13 J mol'i Ki Agrº=79 kJ...