Thursday
March 5, 2015

Posts by Jessica


Total # Posts: 2,771

Precal
Suppose that you are sitting in a chair on a Ferris wheel that has a diameter of 120 feet that is boarded 6 feet above the ground at the 6 o’clock position. If the Ferris wheel moves in a counterclockwise direction and makes one revolution every 12 minutes, how high will ...
May 26, 2014

Precal
Suppose that Tiger hit a golf ball with an initial velocity of 150 ft/sec at an angle of elevation of 30°. Write the parametric equations to represent the flight of the ball. How long is the golf ball in the air? Determine the distance the ball traveled. When is the ball ...
May 26, 2014

Child Development
Thank You.
May 20, 2014

Child Development
Then it's D because identity moratorium is like if is is not so sure of what she wants to do and identity achievement is when she is sure about what she is going to do. She has already explored other employment and alternatives and made a decision. So it's D
May 20, 2014

Child Development
Rachel is a highechool student who has explored several employment and education alternatives. She has chosen to attend the community college near home to become a diesel mechanic. What is the identity status of Rachel according to James Marcia? A. Identity diffusion B. ...
May 20, 2014

math
The ABC Toy Company is creating two similar pieces for a board game as shown below. Find the value of b that makes the two pieces similar.
May 7, 2014

Probability
When two fair six-sided dice are rolled, there are 36 possible outcomes. Find the probability that either doubles are rolled or the sum of the two dice is 8.
April 30, 2014

Probabitilty
For hair color, Brown (B) is a dominant trait and Blond (b) is a recessive trait. If one parent has pure blond hair and one parent has hybrid brown hair, complete the Punnett square and questions that follow. a) What is the probability that their first child will have pure ...
April 30, 2014

Math
A card is drawn at random from a standard deck of 52 playing cards. What is the probability of drawing a red card or a black face card?
April 30, 2014

Social work
What kinda of game board or card game should I create about gay people? I need ideas. Thanks.
April 28, 2014

English
I did but its not giving me the information I am looking for. What is exactly Dyncorp and who they work for? I want to understand the word itself. Thank you!
April 25, 2014

English
I'm dong project on Dyncorp/CSE( Have to Give a brief description of the corporation- The human right violations it supports that makes this a social justice issue. Who profits and who pays etc)-Any action that can be taken to help prevent these human right abuses and/or ...
April 25, 2014

mathematics
Given that log5 3=0.683 and log5 7=1.209.without using calculator,evaluate (a) log5 1.4 b)log7 75 c) log3 125
April 16, 2014

math
log4(2x+4)-3 =log4 3
April 16, 2014

Math
Some fleet car license plates contain 4 numbers followed by 3 letters and then another 3 numbers. If this were the standard fleet car license plate and there are no other constraints, the number of plates that could be manufactured is
April 11, 2014

Physics multiple choice questions
1. Which of the following energy transformations best describes the operation of a solar powered battery charger? (a) electrical energy --> thermal energy --> kinetic energy (b) nuclear energy --> potential energy --> chemical energy (c) thermal energy --> ...
April 8, 2014

Physics multiple choice questions
1. Which of the following energy transformations best describes the operation of a solar powered battery charger? (a) electrical energy --> thermal energy --> kinetic energy (b) nuclear energy --> potential energy --> chemical energy (c) thermal energy --> ...
April 7, 2014

Maths, Biology, Business Economics
Hi I want to study Psychotherapy and be a Dance therapist but cannot find any courses for Dance Therapy in South Africa.
April 7, 2014

Physics -- check answers please
1. Which of the following energy transformations best describes the operation of a solar powered battery charger? (a) electrical energy --> thermal energy --> kinetic energy (b) nuclear energy --> potential energy --> chemical energy (c) thermal energy --> ...
April 7, 2014

math
If a 1,000 unit vitamin D is equal to 10 glasses of milk how many glasses are in a 50,000 unit vitamin D?
April 5, 2014

optimization
Farmer taylor wants to fence a rectangular area of 1800 square feet and divided into 3 parts by fencing parallel to the shorter side. What is the minimum amount of fencing for this job?
April 3, 2014

Physics -- check answers please
1. A boy pushes a car to slow it down while the car is rolling horizontally down the road. If the boy pushes backwards on the car with 10N of force as the car rolls forward 3.0m, the amount of work done by the boy is: a)-30 b)0 c)3.3 J d)30 N•m e)300J my answer: a 2. what...
April 2, 2014

Accounting
When common stock has a par value of $2 and a market value of $15: 1.) the liability of the stockholders is $13 per share 2.) there will be additional paid-in capital of $13 per share 3.) common stock will be credited for $15 per share 4.) the paid-in capital will equal the $2...
April 1, 2014

Accounting
An estimated liability: 1. Is an unknown liability of a certain amount. 2. Is a known obligation of an uncertain amount that can be reasonably estimated. 3. Is a liability that may occur if a future event occurs. 4. Is not recorded until the amount is known for certain. (...
April 1, 2014

Accounting
Internal control devices for banking activities include signature cards, deposit tickets, checks, and bank statements. 01.) True 02.) False True or False?
April 1, 2014

Accounting
An asset's cost includes all normal and reasonable expenditures necessary to get the asset in place and ready for its intended use. 01.) True 02.) False True or False?
April 1, 2014

Accounting
Problems: Please show all calculations. Claudette, Inc., provides warranties for many of its products. The January 1, 2014, balance of the Estimated Warranty Liability account was $38,500. Based on an analysis of warranty claims during the past several years, this year’s ...
April 1, 2014

Math
solve for y 2y = 18x y - 6 = 2x trying to help with homework and at a loss here.
March 26, 2014

Math
solve for y 3x + y = 2 Trying to help out my daughter, if you could show me steps that would be wonderful. Thank You
March 26, 2014

Chemistry
10.1g of potassium nitrate were dissolved in 50cm^3 of water. the temperature fell by 16 degrees celsius. Determine (a) the number of moles of potassium nitrate dissolve in 50cm^3 of water. (b) heat change that would be produced if one mole of potassium Nitrate dissolve ...
March 25, 2014

Chemistry
3.25g of zinc was added to 50cm^3 of a 4.0 molar dm^-3 HCl. When the reaction was completed the temperature rose by 28 degrees celcius. (a) Is the reaction exothermic or endothermic? (b)All the zinc dissolve in this reaction. How many moles of zinc reacted? (c) How many moles ...
March 24, 2014

statistics
help i do not understand how to solve this question: assume that blood pressure readings are normally distributed with a mean of 111 and standard deviation of 7. A researcher wishes to select people for a study but wants to exclude the top and bottom 10 percent. What would be ...
March 24, 2014

statistics
assume that blood pressure readings are normally distributed with a mean of 111 and standard deviation of 7. A researcher wishes to select people for a study but wants to exclude the top and bottom 10 percent. What would be the upper and lower readings to qualify people to ...
March 24, 2014

language of medicine medical billing and coding
How does the musculoskeletal system change from birth to adulthood and what are the steps that the system goes through from childhood to adulthood to reach 206 bones?
March 21, 2014

Help pleasssseee!!!
1. Which of the following describes an example of land reclamation? A. After an area is mined for copper, the soil is replaced and new plants are planted B. After a forest is clear-cut, desertification occurs C. After a forest is clear-cut, it is mined for copper D. After an ...
March 19, 2014

America history
6. In Mesoamerica, the shift to basic crops, including corn, beans, and squash, is referred to as the _______ revolution.
March 18, 2014

algebra 1
The sum of three consecutive integers is -204 . What is the largest integer?
March 17, 2014

Business Calc
We deposit $19000 into an account earning 3% interest compounded semiannually. How many years will it take for the account to grow to $47500 ? Round to 2 decimal places.
March 8, 2014

Pre-Algebra
How do you find the surface area of a cylinder and a cone?
March 6, 2014

Chemistry
Many portable gas heaters and grills use propane, C3H8(g). Using enthalpies of formation, calculate the quantity of heat produced when 17.0g of propane is completely combusted in air under standard conditions. Assume that liquid water is forming.
March 3, 2014

world history
Your Welcome! :)
March 3, 2014

world history
Why was it built? Answer..... Shortcuts, Land transportation the entire way. Ship through the Mediterranean and off load the ship, move the goods by land to the Red Sea or Arabian Gulf and reload on a ship.
March 3, 2014

math
A sweater that reg. sold for $48 was put onsale for 33 1/3% off. what is the sale price?
March 1, 2014

math
Dylan's Bicycle Shop offers a new bicycle on sale for $259.92 after a 10% markdown. What was the cost of the bicycle to Dylan if the markup was 30% based on the cost? (Round to the nearest cent.)
March 1, 2014

college busines math
The Mills Lunch Shop prepares fresh take-out entrees each day. On Tuesday, 40 baked chicken dinners were prepared at a cost of $3.20 each. A 20% spoilage rate is anticipated. Mills Lunch Shop sells the dinners at an 80% markup based on cost. They decided to offer a $1.00-off ...
March 1, 2014

Help please!!
Oh so third?
February 27, 2014

Help please!!
Read the sentence below. Harry didn't know that his actions would affect so many people. He now regretted his choice. This is an example of ____________. A. first-person point of view<--- B. second-person point of view C. third-person point of view
February 27, 2014

Help Pleasee!!
1.Select the community activity that is a healthy choice to promote fitness for all ages A.annual 5K fun run for charity<--- B.annual state fair C.monthly movie in the park D.monthly laser light show at the planetarium 2.Mollie is well respected by her teammates even though...
February 27, 2014

English
Where can I search poverty in my community and its poverty statics for their respective areas? For instance, MN. Thank you.
February 24, 2014

Social studies
ok thanks :)
February 21, 2014

Social studies
C A D D B C D I don't think any of them are right I did the best I could.
February 21, 2014

Social studies
I have tried to answer these im just not sure help plz. 1. Which word best describes modern life for Japanese teenagers such as Asuka? relaxed crowded isolated traditional 2. Tropical storms often hit Japan during the ________. summer winter spring fall 3. Which of Japan's...
February 21, 2014

history
If you were one of the new immigrants who arrived in America in the 1880s, it's most likely that you would have been A. Italian and Catholic. B. Irish and Protestant. C. German and Lutheran. D. Swedish and Protestant. I think it's b.
February 20, 2014

Math-- Check My Answers Please
Thanks!
February 19, 2014

Math-- Check My Answers Please
Bonnie has a rectangular photographic print that is 5 inches wide and 7 inches long. If she multiplies both the length and width by 1.5, how will the perimeter of the print increase? a.) It will be 1.5 times the original size. b.) It will be 1.75 times the original size...
February 19, 2014

Ap chem-Bases
Calculate the pH of a 0.2M solution of Triethylamine, (C2H5)3N, with a Kb of 4.0x10^-4
February 17, 2014

Ap chem-Bases
Calculate the pH of a 0.2M solution of Triethylamine, (C2H5)3N, with a Kb of 4.0x10^-4
February 16, 2014

Chemistry- acids/bases
Find the concentration of OH- of a solution of 45.0mL of 0.0921 M Ba(OH)2 diluted with enough water to make 350.0 mL of solution.
February 12, 2014

Chemistry- acids/bases
Find the concentration of OH- of a solution of 45.0mL of 0.0921 M Ba(OH)2 diluted with enough water to make 350.0 mL of solution.
February 12, 2014

Statistics in Psychology
19. You measure how much people are initially attracted to a person of the opposite sex and how anxious they become during their first date. For the following ratio data, answer the questions below. Participant Attraction X Anxiety Y 1 2 8 2 6 14 3 1 5 4 3 8 5 6 10 6 9 15 7 6 ...
February 10, 2014

Statistics
A researcher measures how positive a person’s mood is and how creative he or she is, obtaining the following interval scores: Participant Mood X Creativity Y 1 10 7 2 8 6 3 9 11 4 6 4 5 5 5 6 3 7 7 7 4 8 2 5 9 4 6 10 1 4 (a) Compute the statistic that summarizes this ...
February 10, 2014

Statistics
(a) For the relationship in question 19, what is the proportion of variance accounted for? (b) What is the proportion of variance not accounted for? (c) Why or why not is this a valuable relationship?
February 10, 2014

accounting
C 3-5 years
February 7, 2014

Math
Kyle had 5/7 lb of birdseeds. Each bird feeder holds 1/5 lb of seed. Can kyle fill 5 bird feeders?
February 5, 2014

Chemistry
That makes sense! Thank you so much for your help! You really have no idea how much I appreciate it!
February 4, 2014

Chemistry
The question about the percent error and the reason for recovering more than the original mass is not asked in my lab questions. Being a math wiz, I know I did my calculations right and I even asked a fellow classmate and they too had a similar outcome. I am really just curious!
February 4, 2014

Chemistry
NaCl 36.4% SiO2 36.4% CaCO3 40.9% Percent recovery 113.7% Percent error 13.7% Original mass sample is 2.2g recovered masses NaCl 0.8g SiO2 0.8g CaCO3 0.9g total mass recovered 2.5g
February 4, 2014

Chemistry
Dr. Bob, I think youre right. I think I am over thinking this!
February 4, 2014

Chemistry
The CaCo3 and SiO2 are both solids so they remain in the filter. From there transfer it to a preweighed evaporation dish and add 3M HCl. From there we have a solid SiO2 and the supernatant liquid that we pour into a beaker and heat off to boiling and add 1M K2CO3. From there ...
February 4, 2014

Chemistry
I think I understand the SiO2 having a smaller amount present because the SiO2 most will absorb into the atmosphere due to the amounts of oxygen in the mixture to the oxygen level present in the atmosphere. I think the NaCl mass changes due to the heating process and alters ...
February 4, 2014

Chemistry
Beaker with the mixture, add distilled water, stir, pour through filered funnel= residue and filtrate filrate is boiled over a hot plate and the water boils off leaving just the NaCl
February 4, 2014

Chemistry
I did a lab the other day where we separated a mixture of NaCl, SiO2, and CaCO3. The Mixture was made by my professor and we did not know the original amounts of each compound. After recovering all of the compounds we found that there was.. 36.4% NaCl 36.4% SiO2 40.9% CaCO3 ...
February 4, 2014

Math
John has 18 coins worth $1.25. Some are nickels and dimes. How many of each does he have?
February 3, 2014

Physics
A 1.40 kg skateboard is coasting along the pavement at a speed of 5.5 m/s when a 0.800 kg cat drops from a tree vertically downward onto the skateboard. What is the speed of the skateboard-cat combination.
February 3, 2014

Chemistry
What mass in grams of a 0.500 m(molal) solution of sodium acetate, CH3CO2Na, in water would you use to obtain 0.200mol of sodium acetate?
February 2, 2014

Calculus
Find an equation of the plane. The plane that passes through (8, 0, −2)and contains the line x = 6 − 2t, y = 3 + 5t, z = 3 + 2t
January 31, 2014

maths
1 curry and 1 tea cost £4. 2 curries and 2 puddings cost £9. 1 pudding and 2 teas cost £2. What do you have to pay in total for 1 curry, 1 pudding and 1 tea? What does each item cost on its own?
January 30, 2014

math
1 curry and 1 tea cost £4. 2 curries and 2 puddings cost £9. 1 pudding and 2 teas cost £2. What do you have to pay in total for 1 curry, 1 pudding and 1 tea? What does each item cost on its own?
January 30, 2014

Science ~CHECK MY WORK PLEASE~
A scientist is trying to determine the identity of an element. It is highly reactive in water and forms an ionic bond with chlorine. It is also very shiny. The element is likely A. From Group 17 ********** B. From Group 1 C. From Group 15 D. A Noble Gas Which is most likely to...
January 28, 2014

Science -CHECK MY WORK-
Subject: The Periodic Table
January 28, 2014

Science -CHECK MY WORK-
a.) How can you describe the location of vanadium (V, atomic number 23) on the periodic table? Choose all that apply. 1. period 5, group 4 <<<My choices>>> 2. period 4, group 5 3. lanthanum series <<<My choices>>> 4. nonmetals 5. transition ...
January 28, 2014

Algebra
Systems of equation 1. +2y=5 8 -6y=3x-15 2).p-2q=4 2q=p+2 Solve the equations? I am stuck on how to do these last to problems thanks for the help
January 26, 2014

Physic II
Explain how objects can get charged by Friction.
January 26, 2014

Physic II
Explain how objects can get charged by Friction.
January 26, 2014

college physics
17.776
January 25, 2014

Equation solving
Perpendicular. To x-3y=2 and contains ( 2,4) 2). That is parallel to 2x+5y=4 I don't get how to solve and use y=Mx+b
January 23, 2014

Eng
I have to do an assignment on Ecosystems perspective and social work. I'm asked to write how they would apply the in ecosystems working with a community issue. How should I start my essay? I need ideas and issues to write and what exactly is ecosystem perspectives? Thank you!
January 22, 2014

Accounting
it is c do you need any help on anything else and my name is Jessica
January 22, 2014

Math
1. Marissa is a photographer. She sells framed photographs for $100 each and greeting cards for $5 each. The materials for each framed photograph cost $30, and the materials for each greeting card cost $2. Marissa can sell up to 8 framed photographs and 40 greeting cards each ...
January 20, 2014

Chemistry
Which of the following must be the same before and after a chemical reaction? Answer: The sum of the masses of all substances involved and the number of atoms of each type involved. WHY?
January 17, 2014

Chemistry
Assume a baker of pure water has been boiling for 30 minutes. What is in the bubbles in the boiling water? Answer: water vapor. WHY?
January 17, 2014

Chemistry
Heat is given off when hydrogen burns in air according to the equation: 2H2 + O2 ---> 2H2) What is responsible for the heat? I know the answer is froming hydrogen-oxygen bonds gives off energy, but why?
January 17, 2014

Chemistry
Iron combines with oxygen and water from the air to form rust. If an iron nail were allowed to rust completely, one should find that the rust weighs: I know the answer is the rust should way more than the nail it came from but can someone explain why please!
January 17, 2014

business math
What would be the compound amount after 19 years an investment of 42,000 with an 11% interest rate compounded annually?
January 12, 2014

Pre-Algebra
How do you solve 4x+4=9x-36? I understand that you need to get the variables alone but to I add or subtract 9x to both sides?
January 10, 2014

Chemistry/Math
so is my answer correct?
January 8, 2014

Chemistry/Math
The density of water is 1 g/cm^3. What is the mass of 7.500 liters of water reported in kilograms? I got 7.5kg. Is this correct?
January 8, 2014

Health
Pulmonary circulation transports oxygen-poor blood from the right ventricle to the ________, where blood picks up a new blood supply. A. Heart B. Lungs C. Brain D. Extremities I said A but it was wrong. I want to say B
January 8, 2014

health
Neurons carry out the functions of the nervous system by conducting ________. A. Nerve stimulation B. Nerve tissue development C. Nerve impulses D. All of the above I wanna say C, but I want to make sure I am right.
January 8, 2014

math
i need help on properties of arithmetic
January 8, 2014

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