215 Answered Questions for the topic College

magnetism/ college-level physics HELP ASAP

positively charged particle is stationary in a constant magnetic field within a region of space. Which one of the following statements concerning the particle is true? The particle will not move.... more

05/01/21

The following initial rate data are for the reaction of tertiary butyl bromide with hydroxide ion at 55 C :

The following initial rate data are for the reaction of tertiary butyl bromide with hydroxide ion at 55 oC:(CH3)3CBr + OH-  (CH3)3COH + Br- Experiment [(CH3)3CBr]o, M [OH-]o, M Initial Rate,... more

02/28/21

College Statistics

The Acme Company manufactures widgets. The distribution of widget weights is bell-shaped. The widget weights have a mean of 52 ounces and a standard deviation of 7 ounces.Use the 68-95-99.7 rule... more

02/19/21

College Chemistry Question

10. Write how many electrons each of the following can accept at the most:subshell 2s: ___ shell 1: ___ one 4f orbital: ___ subshell 5p: ___11. For an atom of 13Al, write its full electron... more
College Math Statistics

02/11/21

Statistics question: Find 33!

Find 33!If possible, could anyone provide the steps on how to do this? I really appreciate it!
College Math Statistics

02/11/21

Statistics bell curves

3.  Scores on a mathematics exam given to ten-year-old children throughout Japan are Normally distributed with a mean of 520 and a standard deviation of 50. You might want to use the space directly... more

02/08/21

Find the exact circumference of the circle and approximate the circumference using 3.14 as an approximation for pi (full circle)

The line goes through the whole circle and says 21 feet.The exact area is blank (feet, square feet, or cubic feet) (exact number in terms of pi. Integers or decimals for any numbers in the... more

02/08/21

Find the exact circumference of the circle and approximate the circumference using 3.14 as an approximation for pi

The dot is in the middle of the circle and says 38 yards.The exact circumference is blank (yards, square yards, or cubic yards) (exact number in terms of pi)The circumference of the circle using... more

standard deviation question

What happens to the curve when the standard deviation is increased? What does that do to the area under the curve? What happens to the curve when the standard deviation is decreased? What does... more

11/18/20

Math problem algebra

Stephen wants to build a rectangular enclosure for his animals. One side of the pen will be against the barn, so he needs no fence on that side. The other three sides will be enclosed with wire... more
College Math

11/14/20

Chapter 3 College Algebra 3

Write an equation in standard form of the parabola that has the same shape as the graph of f(x)=5x2​, but with (9,1) as the vertex.

11/13/20

How can I write a great college essay / personal statement?

How do I start writing, and what makes a good university application essay stand out?

10/15/20

Let X = the average of the 49 races.

Suppose that a category of world class runners are known to run a marathon (26 miles) in an average of 144 minutes with a standard deviation of 13 minutes. Consider 49 of the races.Let X = the... more

10/08/20

Mathematics Question

A school sold 51 less children’s tickets than adult tickets for the school play. Adult tickets cost $1.25 and children’s tickets cost $0.75. A total of $129.75 was taken in. How many of each kind... more

College Chemistry Drawing The Structures for IUPAC Names

Draw the Condensed or Expanded structure formula for the following  4- bromo – 2-pentanone     Propyl ethanoate     2-chloro propanamine

10/06/20

College Organic Chemistry homework help

Draw structural formula for the following:Condensed or expanded NOT Line Angle.    Ethoxy propane     3 – chloro – 4 – ethyl hexanoic acid    N, N- diethyl butanamide... more

problem solving

The store is selling lemons at $0.39 each. Each lemon yields about 2 tablespoons of juice. How much will it cost to buy enough lemons to make two 9-inch lemon pies, each requiring half a cup of... more
College Algebra 1

09/12/20

absolute value notation

X is no more than 1 unit away from 6

09/02/20

Organic Chemistry College help

Im so lost on how to go about or even start these.Draw structures for the following organic compounds: a) 1,1,2-trichlorobutane b) 3-ethyl-2,4,5-trimethyloctane c) 1,3-butadiene d) 1,2-pentadiene... more

08/22/20

College Organic Chem

Please help me im having problems finding and Drawing 2 diasteromers of a single structure. can someone please show me in expanded form. thank you
College Geometry Algebra

07/29/20

Help me find the SIN and COS in these problems

Question 1. If θ=−1π3, then sin(θ) =   cos(θ) = Question 2. If θ=−11π6sin(θ) =  cos(θ) = 

07/20/20

Please help me in this Algebra homework

Caleb invested $9,400 in two different accounts, where the first account paid an interest rate of 8%, and the second account paid an interest rate of 7%. At the end of the first year, he earned... more

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