Sunday
April 20, 2014

Homework Help: Chemistry;HELP

Posted by Victoria on Wednesday, January 16, 2013 at 2:35pm.

Use the 5-step method and be sure to include units where appropriate. Round your answers to the correct number of significant digits.

Mass m
Density = -------------- or D = -------
Volume v

Adjust the density formula and solve the problems below:

m
D = ------- Original Formula
v

Adjust the formula for the unknown v =

1. Pure gold has a density of 119.32 g/cm3. How large would a piece of gold be if it had a mass of 3118.97 g?


2. How many cm3 would a 515.932 g sample of copper occupy if it has a density of 18.92 g/cm3?


3. The density of lead is 111.342 g/cm3. What would be the volume of a 200.0 g sample of this metal?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Chemistry - I am required to design an experiment which will allow me to produce...
ALGEBRA 1 - Consider the equation 4x + 6y = 48. Part 1: On your own paper, graph...
algebra - Consider the equation 7x + 3y = 42. Part 1: On your own paper, graph ...
Algebra - Consider the equation 5x + 2y = 30. Part 1: On your own paper, graph ...
BIO 100 - Assignment: The Scientific Method Review Appendix D. Open the ...
chemistry - Describe how you would prepare 10 mL each of 2 M, 1.5 M, and 1 M ...
algebra 1 - use substitution method m+2n=1 5m+3n=-23 please step by step so that...
Math Algebra - Resolve(17x+14x + 9) (-13x +6x - 12) 30xsquared+20x+21 I'll ...
calculus - Use Euler's method with step size .2 to estimate y(.4), where y(x) is...
chemistry - What is the percent ionization of a 1.38 mol/L weak acid if its Ka...

Search
Members