Practiceexam10 - City College Chemistry Department Chemistry 10301 sections T and T2 Prof T Lazaridis Second Midterm exam Nov 3 2005 Name(last name

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
City College, Chemistry Department Chemistry 10301, sections T and T2, Prof. T. Lazaridis Second Midterm exam, Nov. 3, 2005 Name (last name first): ___________________________________ I.D. Number: ____________________________________________ Workshop leader:________________________________________ Note: There are 7 questions in this exam (check both sides of the sheet). Fill in your answer in the blank space provided immediately following each question. 1/2 point will be subtracted every time you report a numerical result with an incorrect number of significant figures. The last sheet of this exam contains information that may or may not be needed to answer these questions. 1. (20) a. (5) What will you obtain by adding MgSO 4 to water? (Use information provide on your data sheet) Solution Heterogeneous Mixture b. (5) Will a lead pipe dissolve in a solution of silver nitrate and why ? Yes, because Pb is higher in the activity series that Ag c. (5) How many ml of 2.0 M HCl are required to make 500 ml of 0.50 M HCl ? V D M D = V C M C => V C = V D M D / M C = 500 ml * 0.50 M/ 2.0 M = 125 ml d. (5) 50 L of a gas at 5 atm pressure expands at constant temperature
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 07/21/2011 for the course CHEM 111 taught by Professor Sawyers during the Spring '11 term at Virginia College.

Page1 / 4

Practiceexam10 - City College Chemistry Department Chemistry 10301 sections T and T2 Prof T Lazaridis Second Midterm exam Nov 3 2005 Name(last name

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online