Portage Learning Chem 210 (CHEM210)

The pH of a solution of 8.9 x 10-12 M NaOH is: A. 8.9 B. 8.9 x 10-12 C. 4.8 D. 11 E. 2.9 A B C D E [Kw=[H+][OH-] = 1.0 x 10-14; [H+][8.9 x 10-12] = 1.0 x 10-14 ;[H+]=890; pH=-log[890]=2.9] Water is a unique molecule. Which of the following contributes to water’s unique place Page 1 of 22 Question 1 3 / 3 pts Question 4 3 / 3 pts in the chemical world? The geometry of the molecule The polarity of the O-H bonds The ability of water molecules to hydrogen bond The bond angle o...

CHEM 210 Final Exam Verified Questions and Answers CHEM 210 Final Exam Verified Questions and Answers CHEM 210 Final Exam Verified Questions and Answers 1. if the p-value is greater than 0.1, we generally conclude the data are consis- tent with the null hypothesis: true 2. what is the best way to characterize the random error present in a mea- surement?: take replicate measurements of your analytes and using the standard deviation and a t-table specify an error bar with a confidenc...

CHEM 210 Final Exam Exam Questions and Answers- Portage Learning 2024

Portage learning chem 210 exams 1-8 and final exam 2023

Portage Learning CHEM 210 exams 1-8 and final exam Question 1 3 / 3 pts True or False: According to the Module, a compound with a molecular mass of 1,000 g/mol is considered a macromolecule. True Correct! False Question 2 3 / 3 pts True or False: Biomolecules can have only two functional groups. True Correct! False Question 3 3 / 3 pts True or False: The following functional group is an alcohol. True Correct! False Question 4 3 / 3 pts True or False: In a eukaryotic cell, the organelles called p...

Biochemistry Module Exam 1 Questions And Complete Solutions