Chem 103 quiz 5 - Study guides, Class notes & Summaries

Chem 103 Lab Exam 5 Review Question 1 8 / 10 pts 1. (2 points) In the Boyle’s law experiment, what pressure unit was used to gauge the pressure? 2. (2 points) According to Boyle’s law, as the volume of a gas increases, the pressure . 3. (6 points) A sample of gas occupies a volume of 10.5 L when the pressure is 14.3 psi. Use Boyle’s Law to calculate the volume (L) when the pressure is increased to 19.6psi. Show the calculation. Your Answer: Millimeters of mercu...

CHEM 131: Introduction to Chemistry with Lab Test | Complete Guide 2023 Rated 100%. What is the volume in mL of a cube of water with dimensions 11.0 cm × 11.0 cm × 11.0 cm ? A.1.33 × 103 B.1.3 × 103 C.1.33 × 10-3 D.1.331 × 10-3 E.none of the above Answer Key: A Feedback: This is discussed in section 2.8 in the text. Question 5 of 12 0.0/ 4.0 Points When the value 98.54 is rounded to two significant figures, the number should be reported as: A.98 B.98.5 C.99 D.100 E.none of t...

Chem 103 exam 5 review questions and answers Score for this quiz: 92.5 out of 100 Submitted Apr 22 at 11:50pm This attempt took 72 minutes. Show the determination of the charge on the ion formed by the P15 atom. Your Answer: P15 = 1s2, 2s2, 2p6. 3s2,3p3 Gain 1e P15-1 P15 (nonmetal = gain electrons) 1s2 2s2 2p6 3s2 3p3 gain 3e → P-3 H = 2.1 I = 2.7 Li = 1.0 = 4.0 Be = 1.5 B = 2.0 C = 2.5 N = 3.0 O= 3.5 F Na = 1.0 = 3.0 Mg = 1.2 Al = 1.5 Si = 1.8 P =...

Chem 103 Quiz 5

General Chemistry I w/Lab-2021- Kozminski / CHEM 103 Exam 5; Score for this quiz: 100 out of 100

Chem 103 Lab Exam 3 Review Question 1 10 / 10 pts Answer the following two questions: 1. Why was the paper chromatogram sprayed with ninhydrin solution in the chromatogram experiment? 2. Why was no peak for Hydrogen present in the SEM spectrum for aspirin (C9H8O9)? Your Answer: paper chromatogram sprayed with ninhydrin solution because it reacts with amino acids because amino acids are colorless and color compounds are formed allowing us to visualize the spots. ...