# Marge

Most popular questions and responses by Marge
1. ## chemistry

mercury has a specific gravity of 13.6.How many mL OF mercury have a mass of 0.35kg.

2. ## Vectors

A mass of 15kg is supsended by 2 cords from a ceiling. the cords have lenghts of 15cm and 20cm, and the distance between the points wheere they are attached on the ceiling ia 25cm. determine the tension in each of the 2 cords. can someone please tell me

3. ## Statistics

The Computer Anxiety Rating Scale (CARS) measures an individual's level of computer anxiety, on a scale from 20 ( no anxiety) to 100 (highest level of anxiety). Researchers at Miami University administered CARS to 172 business students. One of the

4. ## Chemistry

Why does wood burn rapidly in a fireplace that has a good draft of air? is this answer correct Wood burns in a fire place that has good draft of air. This happens because when there is a good draft of air, they;ll be a higher concentration of Oxygen gas

5. ## Statistics

Determine the upper-tail critical values of F in each of the following two-tail tests: Á) á= 0.10, n1 = 16,n2 = 21 B) á = 0.05, n1= 16,n2 = 21 C) á= 0.01, n1 = 16,n2 = 21

6. ## chemistry

Hi! Can somebody please help me with a coupla questions? Thanks loads!!! Describe physical and chemical properties of isotopes of the same element. Given the electron configuration of an element, how can you tell whether it represents the element in its

A luggage carousel at an airport has the form of a section of a large cone, steadily rotating about its vertical axis. Its metallic surface slopes downward toward the outside, making an angle of 21.0° with the horizontal. A 37.0 kg piece of luggage is

A luggage carousel at an airport has the form of a section of a large cone, steadily rotating about its vertical axis. Its metallic surface slopes downward toward the outside, making an angle of 21.0° with the horizontal. A 37.0 kg piece of luggage is

A luggage carousel at an airport has the form of a section of a large cone, steadily rotating about its vertical axis. Its metallic surface slopes downward toward the outside, making an angle of 21.0° with the horizontal. A 37.0 kg piece of luggage is

10. ## Chemistry

Why does woo burn more rapidly in a fireplace that has a good draft of air?

11. ## Chemistry

Why is a NaOH solution disposed differently than a solution composed of Water and Nacl2

12. ## algebra

How do you factor 4x(squared)+12x+40? Thanks! 4x2+12x+40= 4(x2+3x+10) Is there any way to get it like ( ) *( )? I don't think the term within the parentheses can be factored. The only factors of 10 are 10*1 and 5*2 and neither of those will add to 3.

13. ## math

If i have a \$1000 and I rec 0.2% interest how much did I rec

14. ## Math

The perimeter of a rectangle is 122 feet and the length is 10 times longer than twice the width. Find the dimension.

15. ## economics

what does diversification do to risk?