# Posts by tristen

Total # Posts: 17

**Math**

-3n = 10-2n

**Math**

106

**college us history to 1877**

you need to compare and Contrast the New England, Southern and Middle colonies using geography including a appraisal of a geographic perspective that considers physical and cultural processes as they effect the areas, population, reason for coming to America, religion, and ...

**college us history to 1877**

i could use some good websites with information on this topic

**college us history to 1877**

compare and Contrast the New England, Southern and Middle colonies using geography including a appraisal of a geographic perspective that considers physical and cultural processes as they effect the areas, population, reason for coming to America, religion, and economy.

**statistics**

1. A random sample of 100 computers showed a mean of 115 gigabytes used with a standard deviation of 20 gigabytes. What is the standard error of the mean?

**statistics**

11. A local health care company wants to estimate the mean weekly elder day care cost. A sample of 10 facilities shows a mean of $250 per week with a standard deviation of $25. What is the 90 percent confidence interval for the population mean?

**5th grade math**

1 - 3

**math**

I am a number between 400 and 500. My ones digit is 3 more than my tens digit. The sum of my digits is 13. What number am I?

**Intergrated physics and chemistry**

1,370 N

**science**

i am studing about seafloor spreading rate i need to know how to calculate the average age and distance for this pair of peaks 12.5 & 11.0

**4th grade**

this year spring parade has a marching band, pairs of dancers, a float with jugglers, a dozen circus clowns, a girl scout troop a boy scout pack, and a championship football team. Directions: Read the description of each group carefully and decide how many are in each group ...

**physical science**

15 joules of work are done by forces other than gravity in taking an object from a position 3 m above the ground to a position 8 m above the ground. what is the change in the gravitational potential energy of the object?

**College Physics**

The three bodies in the figure each have the same mass. If one of the bodies is moved 11.3 cm in the positive x-direction, by how much does the center of mass move?

**6th grade**

I need to make a diorama of an ancient egypt commoners home. The web does not give me very much to go off of. I know they are two to three stories and the bottom level usually was the location of the business. I have not been able to find any pictures to help me in my ...

**chemistry**

Given: Fe(C2O4)3^3- The Fe^3+ center is surrounded by three oxalate anions (C2O4^2-) that acts as bidentate ligands What is the electron config of an isolated Fe atom (no ligand bound to it)? and what is the electron config of an isolated Fe^3+ cation?

**algabra**

(8+v)+2