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December 20, 2014

Posts by Kayla


Total # Posts: 1,137

physics
A 74-kg fisherman in a 124-kg boat throws a package of mass m = 15 kg horizontally toward the right with a speed of vi = 4.4 m/s as in the figure below. Neglecting water resistance, and assuming the boat is at rest before the package is thrown, find the velocity of the boat ...
October 12, 2012

Chemistry
Uhmmm.. I am totally lost! Help? There are 7.0 x 10^6 red blood cells in 1.0 mm^3 of blood. How many red blood cells are in 1 L of blood?
October 6, 2012

science
The earth has a magnetic north and south. How does this help up with evidence to support the theory of Continental Drift?
October 2, 2012

Chemistry
In the redox conversion of CO to CO2− 3 , the oxidation number of C goes from (−2, 0, +2) to (−4, −2, +4, +6). Recall that the oxidation number of oxygen is typically −2. 1. +2; +6 2. −2; −4 3. 0; −2 4. 0; +6 5. −2; +6 6. +...
September 30, 2012

Chemistry
In four of the following groups, the three substances are either all strong electrolytes, all weak electrolytes, or all nonelectrolytes. Which group has one member which is NOT like the others in the group? 1. BaCl2; NaNO3; HF 2. O2; CO(NH2)2; CH3OH 3. NaCl; Ca(OH)2; HNO3 4. ...
September 30, 2012

Human Biology
Tendon sheaths are used to?
September 27, 2012

algebra
Specialty t-shirts are being sold online for $30 plus a one-time handling fee of $2.75. The total cost is a function of the number of t-shirts bought. What function rule models the cost of the t-shirts? Evaluate the function for 5 t-shirts.
September 27, 2012

Calculus
Determine the limit of the trigonometric function: Limit as x approaches pi/4 of (1-tanx)/(sinx-cosx) I need step by step help using the special trignometric limits theorem.
September 26, 2012

Chemistry
What is 6.3 x 10 to the 4th power converted to scientific notation
September 16, 2012

Physics
The magnitude of vector is 18.0 units and points in the direction 345° counterclockwise from the positive x-axis. Calculate the x- and y-components of this vector.
September 16, 2012

math
What is the sum of 667 and 23?
September 15, 2012

math
A pharmacist has 2 hectograms 55 grams of pills. Each pill weighs 1 gram 2 centigrams. how many pills does the pharmacist have altoghter?
September 15, 2012

math
How much interest will Mary owe if she borrows $2,000 at a rate of 6% for 2 years?
September 15, 2012

math
A certain mixture calls for 6mg of amoxycillin to 15 liters of water. How many liters of water would you need for 12mg of amoxycillin?
September 15, 2012

math
If you buy 6 boxes of cereal for $ 10, how much will 9 boxes of cereal cost ?
September 15, 2012

math
If you can buy 12 cans of juice for $8, how much will 18 cans cost ?
September 14, 2012

math
how much will Mary owe if she borrows $2,000 at a rate of 6% for 2 years?
September 14, 2012

English
In the Tale of Two Cities question. Besides the foreshadowing of the blood bath to come, what does the people's response to the spilled wine show us?
September 14, 2012

Physics
A cannonball is shot (from ground level) with an initial horizontal velocity of 38.0 m/s and an initial vertical velocity of 26.0 m/s. The initial speed of the cannonball 46.04 m/s The initial angle θ of the cannonball with respect to the ground 34.38° What is the ...
September 11, 2012

Physics
A cannonball is shot (from ground level) with an initial horizontal velocity of 38.0 m/s and an initial vertical velocity of 26.0 m/s. The initial speed of the cannonball 46.04 m/s The initial angle θ of the cannonball with respect to the ground 34.38° What is the ...
September 11, 2012

Physics
A cannonball is shot (from ground level) with an initial horizontal velocity of 38.0 m/s and an initial vertical velocity of 26.0 m/s. The initial speed of the cannonball 46.04 m/s The initial angle θ of the cannonball with respect to the ground 34.38° What is the ...
September 11, 2012

Physics
A cannonball is shot (from ground level) with an initial horizontal velocity of 38.0 m/s and an initial vertical velocity of 26.0 m/s. The initial speed of the cannonball 46.04 m/s The initial angle θ of the cannonball with respect to the ground 34.38° What is the ...
September 11, 2012

science
how do you do the worksheet JELLY SIDE DOWN?
September 9, 2012

math
pretend u r making beads for all the students in your school and u have 1,000,000 and u want to seperate all the different beads. And u will to put 100,000 in to each box. Witch box will u find the 4,358,216th bead.
September 5, 2012

math
Suppose u want to place 1,000,000 pennies in large coin banks. If u put 50,000 pennies in each bank in witch bank would u find the 678,230th penny
September 5, 2012

english
Many greek tables had three legs that ended in feet shapec like paws. Am I correct in saying this is adjective clause
September 3, 2012

chemistry
While in Europe, if you drive 107 per day, how much money would you spend on gas in one week if gas costs 1.10 per liter and your car's gas mileage is 42.0 ? Assume that 1 euro=1.26 dollars
August 30, 2012

Biology
1. c 2. c 3. d 4. c Just did the assessment :) Hope this helps! All of this was in the book and very easy to find so next time look it up in the book. Its easier then waiting, who knows how long, for an answer.
August 24, 2012

us history
How did the timezone impact on the industrial revolution in america
August 24, 2012

math grade 12
what does the nth term mean
July 18, 2012

Physics
so I have mgh = 300. i have my rotational energy = 350. so it will reach the top, correct?
July 15, 2012

Physics
Thanks bobpursley! I was somewhere close to that idea. I had mgh=1/2mv^2 + 1/5mv^2. I let h=12sin30. I was solving for velocity for some reason, doh!
July 15, 2012

Physics
You roll a 5 kg bowling ball (R=20cm) with an initial speed of 10 m/s up a 30 degree ramp that is 12 m long. Will the ball reach the top of the ramp? (support your answer)
July 15, 2012

Physics (angular momentum)
A solid disk of 5kg and radius 0.5m turns at the rate of 10rpm. You then carefully place a 2kg book at the edge of table as it spins. What is the new rotation rate of the table(in rpm)?
July 15, 2012

Math
Thanks!
July 9, 2012

Math
A mini-cone has a diameter of 2 inches at the widest point and holds 12.5 in3 of ice cream. A mega-cone holds 133.1 in3 of ice cream. What is the diameter of the mega-cone at its widest point?
July 9, 2012

GED-Word Problems
Rob's tape measure is marked in centimeters. He is building a birdhouse from plans marked in inches. He needs a board 22 inches long. Karl knows there are 2.54 CM in 1 in. How can he figure out how many centimeters are 22 inches?
June 18, 2012

Physics check my answer!
In order to reduce potential danger to the environment, a biohazard laboratory maintains an internal air pressure that is 1% lower than atmospheric pressure. The net force acting on a 1.8-m2 external window of this laboratory due to air pressure is most nearly 1.8 N 18 N 1.8 &...
June 15, 2012

math
whats a math problem for 48 divided by 8 equals 6
June 15, 2012

GED-Word Problems
Taxes on lot A are $151.00 are more than on lot B. the combined taxes on the 2 lots are $1,121.00. What are the taxes for each lot?
June 12, 2012

GED-Word Problems
Enrique put $300 dollars into a savings account at 5% interest per year. The earned interest on the $300 was added to the account at the end of the year. At the time Enrique made an additional deposit of $200. How much does have in his account?
June 12, 2012

Physics
A 6.25 kg solid ball with a radius of 0.185 m rolls without slipping at 3.55 m/s. What is its total kinetic energy? I didn't understand what the last person gave me for help can someone please help me!
June 10, 2012

Physics
A 6.25 kg solid ball with a radius of 0.185 m rolls without slipping at 3.55 m/s. What is its total kinetic energy?
June 9, 2012

chemistry HELP plz!
What value should theoretically be obtained for the intercept on a graph of mass vs volume? HINT: The intercept corresponds to zero mass and zero volume.
May 28, 2012

Geometry (Mathematics)
P = 2L + 2W 74 = 2(W + 15) + 2W 74 = 2W + 30 + 2W 74 - 30 = 4W 44 = 4W 11 = W
May 22, 2012

trig
Write an equation for simple harmonic motion, given that the amplitude equals 4 inches and the period equals 2 seconds and the max displacement occurs when t=0. answers: y=4sin pi t, y=4cos pi t, y=4cos t, y=4sin2 pi t
May 17, 2012

trig
an angle with the radian measure of 9pi/5. find radian measure of its reference angle. answers: -4/5, 4pi/5, -pi/5, or pi/5
May 17, 2012

trig
what is the exact value of sin[tan^-1(2/3)]
May 17, 2012

math
Mary Katherine has a bag of 3 red apples, 5 yellow apples and 4 green apples. Mary takes a red apple out of the bag and does not replace it. What is the probability that the next apple she takes out is yellow?
May 16, 2012

history
12. Link Past and Present In 2001, President George W. Bush signed the Economic Growth and Tax Relief Reconciliation Act of 2001 (EGTRRA). This bill called for large tax cuts just as the Economic Recovery Act of 1981 had and largely benefited the wealthiest Americans. ...
May 15, 2012

GED-Word Problems
Roland drives a mixer for a cement company. The mixer is a cylinder 10 feet long with a diameter of 9.5 feet. What is the volume of the mixer?
May 13, 2012

GED-Word Problems
A pan is 24 cm wide 35 cm long and 2 cm deep. A full pan of brownies is how many cubic centimeters?
May 13, 2012

GED-Word Problems
How many cubic feet of gravel will be needed to fill a circular area 14 feet across and 3 inches deep?
May 13, 2012

math
Solve by Factoring 2a^2 - 3a = -5
May 11, 2012

GED-Word Problems
At track practice Fred runs the 440 meter dash 5 times a day, 5 days a week. How many kilometers does he run a week?
May 8, 2012

GED-Word Problems
A paperback books weighs 175 grams. How many kilograms will a box of 80 books weigh?
May 8, 2012

GED-Word Problems
About how many liters of water does Ms. Choi use if each plant uses approximately 270 milliliters and she has 11 plants?
May 8, 2012

GED-Word Problems
Two-liter bottles of cola were selling for the same price as a six-pack of cola. Each can hold 354 milliliters. Which is the better buy?
May 8, 2012

GED-Word Problems
Two weeks ago John's corn crop measured 5 inches tall. Now they are 2 feet 3 inches tall. What was the percent of increase?
May 8, 2012

GED-Word Problems
Robert feeds his dogs 1 Lb 4 oz of dog food a day. How long will a 40 pound bag last?
May 8, 2012

Office management
(1) The best reference a potential job applicant can use in a reśumé is a (an) A. Next-door neighbor B. aunt or uncle C. Past teacher D. Former supervisor I choose (C) What would you suggest, could be (D) as well .
May 3, 2012

Chemistry
A galvanic cell is constructed with a silver-silver chloride electrode, and a nickel strip immersed in a beaker containing 7.44 x 10-2 M solution of NiCl2. Determine the balanced cell reaction and calculate the potential of the cell. Enter in volts. (assume a temperature of 25...
May 2, 2012

GED-Word Problems
.34/37,000
May 1, 2012

GED-Word Problems
It is estimated that 34% of the new trees planted each year are lost in the dry summer. If a farmer planted 37,000 pines, how many could she expect to lose?
May 1, 2012

GED-Word Problems
If 7 3/8 pounds of peanuts, 2 1/4 pounds of walnuts, and 1 pound of pecans are divided equally to create 5 bags of mixed nuts, how much does each bag weigh?
April 29, 2012

GED-Word Problems
Ms. Niemeyer is taking the train 3,240 miles to Oregon. She will travel 1/8 the distance the first day and 1/6 the distance the second day. How far will she have left to go after two days?
April 29, 2012

Life orientation
5 ways human/ environmental problems impact on the community
April 28, 2012

GED-Word Problems
Jody's new jeans are 30 inches long. They need to be shortened 1 1/2 inches. How long will they be after are shortened?
April 25, 2012

GED-Word Problems
Each piece of candy weighs 1/8 pound. If Donna buys 15 pieces, how many pounds of candy will she buy?
April 25, 2012

GED-Word Problems
Anna decided to start an exercise program. She kept track of how much she exercised each week. On Tuesday she took an aerobics class for 3/4 hour. On Thursday she went on a hike for 1 1/2 hours. On Saturday she played basketball for 3 1/4 hours. How many hours did she exercise...
April 25, 2012

accounting
The market interest rate for Christian Charities is 8% on January 1, 2008. On that day, Christian Charities issued the following bonds. A. $500,000 7-year 7% bond B. $300,000 10-year 9% bond For both bonds, interest is paid semiannually on June 30 and December 31 each year up ...
April 23, 2012

GED-Word Problems
thanks
April 18, 2012

GED-Word Problems
Helen is taking a word processing class 2 nights a week for 13 weeks. She hires a babysitter each night she is in class. How many nights in all will she need to hire a babysitter?
April 18, 2012

GED-Geometry
a squared + b squared = c squared 5 squared + 12 squared = c
April 18, 2012

geometry
a squared + b squared=c squared 5 squared + 12 squared = c
April 18, 2012

Science
What pressure is exerted by 0.010 mol of methane gas if it is volume is 0.26 L at 373°K?
April 13, 2012

algebra
35/(7-2)/ the square root of 49
April 4, 2012

ENGLISH: types of business writing
I see it, thanks so much....
April 4, 2012

physiology
I have some questions related to diabetes. Im just wondering if someone's fasting glucose level could be different if they have Type I diabetes compared to Type II diabetes, or would they be similar? Also, if a drug for treating Type II diabetes supressed glucagon activity...
April 3, 2012

chemistry
A 200-mL sample of Oxygen gas is collected at 26 degrees C and a pressure of 690 torr. What volume will the gas occupy at STP (0 degree C and 760 torr)
April 1, 2012

ENGLISH Revised
BACKGROUND: Ten years ago, I started working as a clerk for DMD Medical Supplies. Six months ago, Liz, the human resources director, promoted me to office manager. I manage two employees: Jack and Ruth. My office provides secretarial support for the four members of the ...
March 30, 2012

ENGLISH Revised
BACKGROUND: Ten years ago, I started working as a clerk for DMD Medical Supplies. Six months ago, Liz, the human resources director, promoted me to office manager. I manage two employees: Jack and Ruth. My office provides secretarial support for the four members of the ...
March 30, 2012

ENGLISH revised
BACKGROUND: Ten years ago, I started working as a clerk for DMD Medical Supplies. Six months ago, Liz, the human resources director, promoted me to office manager. I manage two employees: Jack and Ruth. My office provides secretarial support for the four members of the ...
March 30, 2012

ENGLISH; improving your writing
REPHRASED and punctuation corrected... For the past three months, I have noticed work related problems occurring within our company of DMD Medical Supplies. The quality of work has not been satisfactory, causing employees to be under stress and the workflow has been uneven ...
March 30, 2012

ENGLISH; improving your writing
BACKGROUND: Ten years ago, I started working as a clerk for DMD Medical Supplies. Six months ago, Liz, the human resources director, promoted me to office manager. I manage two employees: Jack and Ruth. My office provides secretarial support for the four members of the ...
March 30, 2012

English
BACKGROUND: Ten years ago, I started working as a clerk for DMD Medical Supplies. Six months ago, Liz, the human resources director, promoted me to office manager. I manage two employees: Jack and Ruth. My office provides secretarial support for the four members of the ...
March 29, 2012

Improving your writing
Sorry forgot to paste the paragraphs,, For the past three months, I have noticed work related problems occurring within our company of DMD Medical Supplies; the quality of work has not been satisfactory, causing employees to be stressed, and the workflow has been uneven ...
March 29, 2012

Improving your writing
BACKGROUND: Ten years ago, I started working as a clerk for DMD Medical Supplies. Six months ago, Liz, the human resources director, promoted me to office manager. I manage two employees: Jack and Ruth. My office provides secretarial support for the four members of the ...
March 29, 2012

science
why does cobalt chloride strip turn pink or blue?
March 29, 2012

Statistics
A machine is used to fill soda bottles in a factory. The bottles are labeled as containing 2.0 liters, but extra room at the top of the bottle allows for a maximum of 2.25 liters of soda before the bottle overflows. The standard deviation of the amount of soda put into the ...
March 27, 2012

Math
The least integer of a set of consecutive integers is -25 if the sum of these integers is 26,how many integers are in this set?
March 27, 2012

Geometry
The side length of square ABCD is 1 unit. Its diagonal, AC, is a side of square ACEF. Square ACEF is then enlarged by a scale factor of 2. What is the area of the enlargement, in square units?
March 27, 2012

cda
Oops. You were correct, it is A, just read it in my text book :-) "By age 2, girls appear overwhelmed by boys' rambunctious behavior. When a girl and a boy are paired in a laboratory play session, the girl is likely to stand idly by while the boy explores the toys.&...
March 26, 2012

child development associate
It's B.
March 26, 2012

Human Resources
What types of issues might indicate a need for training? From what sources would these issues be identified? If you were a training manager, how would you prioritize training needs from these sources? My position I selected was Healthcare Administration.
March 18, 2012

chemistry
Write a balanced reaction for the formation of Fe2O3 (s)?????
March 18, 2012

Math
I am confuse how do you divided 60 into4,356 please help!
March 18, 2012

physics
Suppose that a 200g mass (0.20kg) is oscillating at the end of a spring upon a horizontal surface that is essentially friction-free. The spring can be both stretched and compressed and have a spring constant of 240N/m. It was originally stretched a distance of 12cm (0.12m) ...
March 13, 2012

Physics
Suppose that a 200g mass (0.20kg) is oscillating at the end of a spring upon a horizontal surface that is essentially friction-free. The spring can be both stretched and compressed and have a spring constant of 240N/m. It was originally stretched a distance of 12cm (0.12m) ...
March 13, 2012

science
wich material is the most dense air water plastic or iron
March 8, 2012

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