C125- EXAM BUNDLE (RATED A+) (GURANTEED PASS)

C215 PRACTICE EXAM QUESTIONS AND ANSWERS A company manufactures and distributes its own products. When should the company consider outsourcing its distribution? When the company can no longer accurately forecast its transportation costs When the company's distribution costs are th...

C215 EXAM-QUESTIONS WITH CORRECT ANSWERS Calculations: Corrected Gas Pressure - Answer- - Gauge pressure read (Psig) must be corrected to include the atmospheric pressure (Psia) asserted on the gauge - P corrected = Gauge Pressure Read (Psig) + Atmospheric Pressure (Psia) Acids - Answer- - ...

C215 EXAM REVIEW -QUESTIONS WITH COMPLETE ANSWERS which of the following orbitals of H has the highest energy 2p 4s 1s 3d - Answers- 4s a 100-mL sample of Pb initially has a concentration of 12.3 ppm, if this sample was diluted to 400 mL, what is the new concentration in ppm - Answers- 3...

C125 STUDY GUIDE EXAM QUESTIONS AND ANSWERS electron delocalization - Answer- Resonance structures lower the energy through.... sp3 - Answer- What is the hybridization of the central atom in H2O? yes - Answer- can both bonding and antibonding molecular orbitals have nodal planes? perpen...

If we apply the HOMO and LUMO concepts in atomic orbitals, we will have HOAO (Highest Occupied Atomic Orbitals) and LUAO (Lowest Unoccupied Atomic Orbitals). What is the LUAO of Na atom? - Answer- 3p Which one is correct about the bond lengths in PCl5? Equatorial bonds are longer because they...

C125 REVISION EXAM QUESTIONS WITH COMPETE SOLUTIONS In the molar mass lab, why was it important to level the water in the graduated cylinder with that in the through? - Answer- so that the pressure inside the cylinder would equal atmospheric pressure butane hazards - Answer- butane lighter fl...

C125 MIDTERM REVISION EXAM QUESTIONS WITH CORRECT ANSWERS A student experimentally determined the mass % compisition of Ca in CaCO3 to be 38.9%. What is the real mass % composition of CaCO3? What is the % error? - Answer- real = 40.04% error = 2.858% Recall the procedure (chemical measurement...

C125 MIDTERM QUIZ QUESTIONS AND ANSWERS Predict products of the following reaction: Cl2 + KI --> - Answer- KCl + I2 What is the reducing agent in the following reaction? Cu(s) + 2 AgNO3(aq) --> Cu(NO3)2(aq) + Ag(s) - Answer- Cu When a colorless Ba(NO3)2 solution mixes with a col...

C125 MIDTERM EXAM QUESTIONS AND ASWERS If 11.3 g of NaCl is dissolved in 100. g of water, what is the percent by mass (mass%) concentration of NaCl in the solution? Note: 1. Use three sig figs for your final answer. 2. Do not enter your answer as fractions. For example, if you think 30% ...

C125 FINAL LAB-SIMPLE EXAM QUESTIONS AND ANSWERS

C125 FINAL EXAM QUESTIONS AND ANSWERS

C125 EXAM-QUESTIONS WITH CORRECT ANSWERS 3.Write a balanced chemical equation noting all species and states of matter 4.Break up any aqueous compound into its ions to write the total ionic equation (including states of matter) 5.Cancel out any spectator ions 6.Write the remaining species...

C125 EXAM REVIEW QUESTIONS WITH CORRECT ANSWERS Red and purple are two lines of hydrogen lamp. Which one is correct when comparing these two lines? - Answer- -Red line has smaller energy than the purple one -Red line has longer wavelength than the purple one According to Bohr's Model, which...

C-125 EXAM #2 QUESTIONS WITH COMPLETE SOLUTIONS