Total # Posts: 231
Please help me I don't understand what to do for this, as I haven't learned what to do if I need to find the average of something in Scientific Notation. I tried doing it using division, but I got 0.62 x 10^2, which isn't one of the choices. Could someone please ...
October 12, 2016
Please answer as soon as you can I need help figuring this out :) Which number is greater than 5.5 x 10^-7 and less than 5.5 x 10^7? A. 1.8 x 10^-12 B. 6.7 x 10^8 C. 5.2 x 10^3*** D. 3.9 x 10^-3 If you know what the answer is can you, if at all possible, explain how you got ...
October 11, 2016
Hi! I really need to do well on this quiz, can someone check my answers? 1. What can you infer from this sentence near the stat of "The Story-Teller" Most of the Aunts remarks began with "Don't" and nearly all of the children's remarks began with &...
October 4, 2016
How do I correctly punctuate this sentence? Carol couldn't start the car after leaving the football game fortunately however Roger came along and spotted the trouble quickly. I think the answer is: Carol couldn't start the car after the football game. Fortunately, ...
August 16, 2016
1. MULTI-STEP PROBLEM There are 5743 known amphibian species in the world. Of these, 1856 species are judged to be at risk of extinction, and another 113 species may already be extinct. a. Find the probability that an amphibian species chosen at random is at risk of ...
May 17, 2016
The management committee of Oxford school has indicated its desire to accept only 40% of all continuing undergraduate based on the results of the end of second semester examinations.the mean score of the examination is 500 and a standard deviation of 100.find the cut off score...
May 4, 2016
maths(Please help me out)
A survey of mobile call interconnectivity indicates that the average time it takes to connect calls from one network to the other is 25 seconds.Assume the variable is approximately normally distributed and the standard deviation is 4.5 seconds.if 80 calls are randomly selected...
May 4, 2016
math(pls help me)
1.The management committee of Zenith has indicated its desire to accept only 40% of all continuing undergraduate based on the results of the end-of-second semester examinations.the mean score of the examination is 500 and standard deviation of 100.Find the cut off score for ...
April 5, 2016
I have a few questions that I'm stuck on. 1. Identify how the pronoun is used in the sentence. Just today Terry bought a picture for her. direct object indirect object object of a preposition*** (I think this is the answer because of the preposition for her, Terry is the ...
March 2, 2016
analytical physics chemestry lab
You are provided with a 0.5M solution of NaCl. You require a working solution of 0.004M. Describe how you would prepare this working solution, including all steps and calculations. Hint: You want to use the least amount of reagents and consumables, serial dilutions.
January 27, 2016
Sarah took the advertising department from her company on a round trip to meet with a potential client. Including Sarah a total of 66 people took the trip. She was able to purchase coach tickets for $150150 and first class tickets for $11601160. She used her ...
January 24, 2016
Math- Mixed Numbers
1. White 17/4 as a mixed number. Hi, could someone please explain how to do this? Correct me if Im wrong but do I try to multiply 4 x how many times I can before it goes to 17 and the number I get is the whole number and the newmerator is the numbers left? Explain!!
October 7, 2015
The rate constant of a reaction is 6.2 x 10^-3s-1 at 25 degrees C, and the activation energy is 33.6 KJ/mol.. What is k at 75 degrees C? Enter your answer in scientific notation.
September 13, 2015
You are skier A, the first skier in a skiing event with three other skiers. Compared to your time, skier B is slower, by a time of +00:28. Skier C has a time of +02:13, and skier D has a time of -01:24. Who is the fastest skier
September 2, 2015
You are skier A, the first skier in a skiing event with three other skiers. Compared to your time, skier B is slower, by a time of +00:28. Skier C has a time of +02:13, and skier D has a time of -01:24. Who is the fastest skier.
September 2, 2015
Mary makes $12.50 per hr she worked 44.5 hrs so i did 40 times 12.50 then 4.5 times $18.75 the added the totals But her cum. wages was $27,675.13 i need to know the taxable wages for OSADI and MEDICARE what is the amt being taken out for OASDI and MEDICARE
August 28, 2015
two ectors act on the same pont. what should the angle between them be so that a maximum resultant is obtained a. o degree b. 90 degree c. 180 degree d. cannot tell answer : a. 0 degree
January 25, 2015
a horizontal force of 3 N is excerted on an object while a vertical force of 4 N is excerted at the same time. calculate the resultant force on the object? 3 square + 4 square = 25 so the resultant force will be 25 N
December 21, 2014
two girls exeret a force of 30 N and 10 N on a bag in same direction. a dog tugs at bag and drag it in oppsite direction with the force of 5 N. calculate the new force exerted on bag and draw a vector diagram. F= 10+30 = 40 N dog applied force in opposite direction with 5 N ...
December 21, 2014
1. Solve for the 101st term of the sequence whose 1st term is x-y and d=2x+y-3. 2. In the sequence 2, 6, 10, , what term has a value of 106? 3. Solve for the 101st term of the sequence: 6-p, 4+p, 2+3p, 5p, .
September 9, 2014
1. Why cant you use the formula of the infinite geometric series on 1/81 + 1/27 + 1/9 + 1/3 + ..... 2. Using concepts of infinite geometric series, show that 0.9999 ..... = 1.
September 9, 2014
True or False 1. 5, 5, 5, 5, 5, is an arithmetic sequence. 2. In an arithmetic sequence, it is possible that the 13th term is equal to its 53rd term. 3. In an arithmetic sequence, the common difference is computed by subtracting the ...
September 9, 2014
a block of mass 0,5kg is attached to a spring .The spring is compressed to a distance of0,1m.The block is released .The block moves 0,07m past the equilibrium position .What is the force of friction that does work on the block. spring constant is 500
August 29, 2014
a block of mass 0,5kg is attached to a spring.The spring is compressed to a distance of 0,1m .The block is released .The block moves 0.07m past the eequilibrium position .What is the force of friction that does work on the block? spring const is 500. F -kx -500 x .07
August 29, 2014
Five friends went to a baseball game. Three of the friends each bought a ticket for x dollars and a soda for $6.00. The other two friends each bought only tickets. Write and simplify an expression that represents the amount of money spent
February 17, 2014
A submarine is at a depth of 15.0 m under the ocean surface. The inside of the submarine is kept at atmospheric pressure. What is the net force being exerted on a circular window of the submarine that has a radius of 25 cm? The density of the ocean water is 1030 kg/m3. I know ...
January 21, 2014
Mass of 2.3 kg and 4.5 kg is connected with the cord as shown. The coefficient of kinetic friction between box and floor is 0.35. Determine: a)The tension in the cord b)The acceleration of the blocks c)If the block start slides with 2.3 m/s, d)How far does a blocks move in 4 ...
May 7, 2013
1. A piece of rectangular block weighing 5 kg is pressed on a vertical wall by a horizontal force applied to the block. If the coefficient of friction between the block and the wall is 2.0, what force is necessary to keep the block in place? 2. If the force in Prob. 1 is ...
March 20, 2013
pH pH ( strip c : 8 ) dark green pH ( strip d : 3 ) purple - suppose u mix togather equal amounts of the solutions that produced the results of strip c and d , then test the pH of this new solution. What color will the indicator paper be? Explain .
February 24, 2013
1. Which of the following expressions is written in scientific notation? 1. 73.4 x 105 2. 0.09 × 107 3. 80 x 103 4. 4.22 x 103 2. Which of the following is 0.0000000708 written in scientific notation? 1. 7.08 x 108 2. 7.8 x 108 3. 708 x 1010 4. 70...
January 31, 2013
2. Read the following paragraph from A Tremendous Trade: It might not seem fair, but in every profession, workers earn whatever people are willing to pay them. Baseball is no exception. Teams compete to offer as much money as they can to players who are among the ...
January 30, 2013
300-word summary of your business research process by describing the business research proposal from your experience in the workplace or in an article you find through the University Library
August 27, 2012
1.The principal is $50,000. This is P. 2.Research the annual interest rate for your investment. This is r. 3.State the time in years for the investment (as in when the new grandchild will be attending college). This is t. 4.State the number of compounding periods per year. ...
May 23, 2012
A customer has a balance of $1,350. Interest is paid at the end of 12 months. Assuming the balance remains at $1,350 for all 12 months, how much interest will be earned after 12 months if the interest rate on the account is 5.5%?
March 17, 2012
h2c4h4o4 + 2naoh --> 2h2o + na2c4h4o4 as for the previous question im sorry i forgot to plug the maleic acid in the formula properly. so this ones it ^ .2213 of c4h4o4 used (maleic acid) and .1 M NaOH 1. show the equation for 1st and 2nd ionization 2. find molecular mass of...
March 12, 2012
A grandmother is looking for a plan to finance her new grandchilds college education. She has $50,000 to invest. Search the internet and locate a long-range investment plan, CD, Savings Bond, etc, for the grandmother. The plan is to earn compound interest
February 1, 2012
suppose you use the rule (3x+1,3y-4) to transform the original figure into a new figure. How would the side lengths of the new figure compare to the side lengths of the original? I need help fast. Thank you so much.
January 16, 2012
Amandeep decides to grow a vegetable garden. She wants to make it 10.1m long and 4.2m wide. She is worried about rabbits eating from her garden so she builds a fence around it. The fence will be 11.2m long and 5m wide. What is the area between the fence and garden? Show your ...
January 12, 2012
COMPUTER HARDWARE MANAGEMENT
Your mother wants to purchase a larger hard drive for her computer and asks you to see what type of drive interface she has. Her computer is connected to the motherboard by a gray ribbon cable that encases 40 pins. What type of drive interface does she have? A. Solid State B. ...
November 29, 2011