Exam 1 Spring 2010

C sugar dissolves in water d a flashlight dims and

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: sunlight. C. Sugar dissolves in water. D. A flashlight dims and then goes out. The state(s) of matter that has/have molecules that are close together, but with the molecules able to move past one another is/are ____. A. C. liquid only B. 4. solid only solid and liquid D. gas only Which of the following is smaller than 2.5 106 ng? A. 10 4 ug C. 2.5 102 mg B. 5. 1.2 5.0 10–7 kg D. 5.0 10–2 dg How many significant figures can be reported in the answer of the following calculation? 9.567 10–7 + 7.65 10–10 A. 3 C. 5 B 4 D. 6 6. Express the answer of the following calculation to the correct number of significant figures. (3.3312 10–3 mg/7.880 10–5mg) – 1.2 mg = A. C. 41.08 mg B. 7. 41.077 mg 41 mg D. 41.1 mg What volum...
View Full Document

This document was uploaded on 03/13/2014 for the course CHE 105 at Kentucky.

Ask a homework question - tutors are online