Posts by KEVIN

Total # Posts: 1,295

grammar
Can someone please check my work? Thank you. Which of the style guides is most focused on professionals who are writing articles for publication? MLA APA Chicago (my choice Which of the style guides no longer recommends citing URLs? MLA APA (my choice) Chicago Are you ...

english
Thank you so muh for your help

english
Can someone check my work PLEASE.. Which of the following is not a strategy for revising your paper? Check for redundant language. Remove overly complicated language. Get rid of euphemisms and clichés. None of the above (my choice) Choose the correct word to complete ...

physics
Show your work for how the formula was used to calculate a final answer! GPE for second hill: ___ _________________++ Describe how conservation of energy applies to a roller coaster ride from start to finish. This is the last part of roller coaster I'd appreciate any help...

physics
To anyone that is able to help their is 3 postings to this assignment and I'd like any help possible.

physics
Calculate the gravitational potential energy (GPE) of your roller coaster at the top of each hill. Assume that the mass of your coaster is: 800 kg. Be sure to show your work by providing an answer for each step! Measurements need to have the appropriate units a.) First Hill...

physics
Is their anyone that goes to CA homeschooling that can help with roller coaster portfolio?

english
I read the story from behind the veil, but did not really understand could someone help me describe some aspects of its setting where it takes place what mood is created by the details of weather, place, and time and how this setting helps to convey the theme of the story.

chemistry
I think I need more help. I tried but I think I'm going in circles on this one and not thinking clearly at this point.

chemistry
How much heat energy is given off when one kilogram of hydrogen gas at 25C and one atmosphere is combined with enough oxygen gas to make liquid water at 25C?

Geometry ONE MULTIPLE CHOICE QUESTION PLEASE HELP!
count to find the value of the colection of coins

algebra
making lemonade requires water and lemon juice in the ratio of 3 cups of water to 2 cups of lemon juice. You need a total of 10 allons for the fair. How many cups of lemon juice do you need?

physics
A 1,040-N crate is being pushed across a level floor at a constant speed by a force of 350 N at an angle of 20.0° below the horizontal; (a) What is the coefficient of kinetic friction between the crate and the floor? (b) If the 350-N force is instead pulling the block at ...

geometry
Describe the image of D first reflected across line l then across line m. You have the letter D then a line up and down L then a space and then a line up and down M. Not sure how to describe the image.

geometry
Is one flag a translation of the other, or a rotation image? Please explain looks like the flag is the same above the line as it is below the line. I think translation but not sure how to explain.

geometry
find the image vertices for a dilation with center (0,0) and a scale factor of 4

geometry
P-->P1(-8,-3) for the glide reflection where the translation is (x,y)-->(x-2,y-5) and the line of reflection is y=-x find the coordinates of P. Can someone please help

Political Science
Based on Bryan Caplan's book, The Myth of the Rational Voter: Offer your own opinion, and critical analysis, to Caplan’s argument about “rational irrationality.” What are the implications about Caplan’s story for American democracy? Do you agree with ...

physics
Josh starts his sled at the top of a 2.0 m-high hill that has a constant slope of 25 degrees . After reaching the bottom, he slides across a horizontal patch of snow. The hill is frictionless, but the coefficient of kinetic friction between his sled and the snow is 0.07.

ap chemistry
I believe you made a slight error in the last calculation from mmol --> mol. The answer should be around 3.8L.

sexual analysis
ayy lmao

Math (shown work, please help check)
Miss B. built a vegetable garden in her backyard. Her rectangular garden was 11m by 9m. Every morning she would notice carrots missing from her garden! In order to keep Bugs Bunny from eating all her carrots, she built a fence surrounding them. This fence had a total perimeter...

Math - just need answer checked
Miss B. built a vegetable garden in her backyard. Her rectangular garden was 11m by 9m. Every morning she would notice carrots missing from her garden! In order to keep Bugs Bunny from eating all her carrots, she built a fence surrounding them. This fence had a total perimeter...

Math
How to Generate Pythagorean Triples using an Odd Number 1. Start with an odd number, e.g. 3. Then the square of 3 can be expressed as the sum of two consecutive numbers, i.e. 32 = 9 = 4 + 5. Therefore the Pythagorean Triples are {3, 4, 5} since 32 + 42 = 52. Generate another ...

Math
1. Start with an odd number, e.g. 3. Then the square of 3 can be expressed as the sum of two consecutive numbers, i.e. 32 = 9 = 4 + 5. Therefore the Pythagorean Triples are {3, 4, 5} since 32 + 42 = 52. Generate another set of Pythagorean Triples starting with the next odd ...

algebra
A DVD player's laser reader helps to "read" the information on the DVD. A particular laser reader measures 0.56 micron thick. Does this fall with the required standards if a company uses |t - 0.03| less than or equal to 0.525 for determining the part to be ...

algebra
a bump on a dvd needs to be between 0.45 and 0.55 micron wide and between 0.95 and 0.99 micron high write two absolute value inequalities describing the width (x) and height (y) of the bump graph each inequality on separate number lines

Physics
i think its 3.7 meters but that's a lil advanced for me so idk

Pre-calculus
If cosx=4/5, cosy=12/13 in Quad. IV, find sin(x+y)

Pre-calculus
If cosx=4/5, cosy=12/13 in Quad. IV, find sin(x+y)

Math
A nickel pyramidal paper weight has a square base of sides 5 cm and a height of 3 cm. What is the mass of a dozen such paper weights if the mass of 1 cm^3 of nickel is 8.9g?

geometry
in traingle FGH, angle 42 is equal to 42 and an exterior angle at vertex H has a measure of 104. What is angle G?

Physics
C = epsilon0*A/d = 8.85*10^-12*0.849/0.001 = 7.51*10^-13 farads Your steps are correct but your answer is miscalculated.

algebra 1
USING EQUATIONS THAT FACTOR How to turn fifteen more than the square of a number is eight times the number into an equation.

geometry
7x over 5 = 42 over 3

Chemistry
972

Chemistry
If a 45.3-g sample of potassium nitrate is dissolved in enough water to make 225 mL of solution, what will be the molarity?

trig
.27

Titration Graph?
Use a spreadsheet to prepare a family of graphs for the titration of 50.0 mL of 0.020 M H2A with 0.100 M NaOH. Consider the following cases: (a) pK1 = 4.00, pK2 = 8.00; (b) pK1 = 4.00, pK2 = 6.00; (c) pK1 = 4.00, pK2 = 5.00.

MATH
Again $25 :P

MATH
Wait my mistake i mean regular price %25

MATH
The regular price is $20. The sale price is $20. What is the discount rate?

algebra
Suppose you have $120 saved up, but spend it at a rate of $8 per week. At what point do you have no money left?

English
Please check.

English
imperative mood

English
indicative mood

English
What is the verb mood of the sentence? Wear your coat when you are in the snow. indicative mood imperative mood subjunctive mood

English
present progressive

English
What is the tense of the underlined verb in the following sentence? "I will be studying his painting techniques this summer." present emphatic present perfect progressive future progressive present progressive under lined verb ( will be studying)

English
Please check my answer.

English
In the following sentence, what kind of phrase is "Moving away"? "Moving awat made my little cousin sad." prepositional gerund infinitive participle

English
Please check.

English
predicate adjective

English
"The grain of the western prairies is a major source of income." direct object indirect object predicate nominative predicate adjective Choose the answer that correctly identifies the underlined word. (source)

English
Please check.

English
predicate nominative

English
predicate adjective

English
"Western Canada also gives us the part of the Kwakiutl Indians." direct object indirect object predicate nominative predicate adjective Choose the answer that correctly identifies the underlined word. (us)

English
Please check for me.

English
participal

English
In the following sentence, what kind of phrase is " to play basketball"? "Porpoises have been to play basketball."

English
Can someone please check my answer.

English
In the following sentence, what kind of phrase is " to the library"? "I will be going to the library soon."

math
Jeremy can type 144 words in 144 min. How many words can he type in 10 min at the same rate. Show work

math
swimsuit discounted 65% on sale for $20.30

math
70 pennies decreased by 20%

science
how adipose tissue function when nutrients are plentiful and scarce. Describe what happens to this tissue during a weight loss program and why it’s difficult to keep the lost weight off. Discuss liposuction and state if this is a good method to decrease the amount of ...

math
42 customers increased by 50%

College Algebra
using the knowledge of systems of equations, and that the equation of a circle is (x-h)^2 + (y-k)^2 = r^2, where (h,k) is the center and r is the radius. Find the equation of a circle that contains the following points: (6,2), (4,6), and (-3,5). (These 3 points each create an ...

College Algebra
using the knowledge of systems of equations, and that the equation of a circle is (x-h)^2 + (y-k)^2 = r^2, where (h,k) is the center and r is the radius. Find the equation of a circle that contains the following points: (6,2), (4,6), and (-3,5). (These 3 points each create an ...

math
Find all roots of P(x)= X^4 - 7/2 X^3 + 6x^2 -28x -16

Math
5 hockey pucks and three hockey sticks cost $23. 5 hockey pucks and 1 hockey stick cost $20. How much does 1 hockey puck cost?

phi 103
. Logicians regard the following as the meaning of the word "argument

Algebra1
Kevin has a total of 92 coin collection .this 8 more than three times the number of quarters in the collections .How many quarters does Kevin have in his collections

College Chemistry
What volume of 0.1125 M K2Cr2O7 would be required to oxidize 48.16 mL of 0.1006 M Na2SO3 in acidic solution? The products include Cr3+ and SO42- ions.

chemistry
4g of h2 reacts 70 g of ci2 and forms

Biochemistry (BCMB)
Waste gases containing CO2 from power stations are sometimes pumped through pools containing an aquatic green unicellular alga, such as Chlorella. Explain two benefits of this.

Physics
A high school cheerleader has a baton that is 1 meter long with a 100 gram mass on each end. Another cheerleader has a baton that is 0.5 meter long with the same mass on each end. Neglecting the mass of the rod holding the masses together, which baton will be easier to spin ...

Biochemistry (BCMB)
Why do plants go on to manufacture energy-rich sugars when they already have ATP and NADPH for chemical energy from light reactions of photosynthesis?

CHEMISTRY
well for the first one, should the answer be... K = [H2O]^2 ----------- [H2]^2 + [O2] or should it just be... K = [H2O]^2?

CHEMISTRY
(Re-post) Write the equilibrium constant expression, K, for each of the following reactions. Where appropriate, designate the K as Ksp. 2H2(g) + O2(g)<-->2H2O(g) 2Hg(l) + Cl2(g) <-->Hg2Cl2(s)

Chemistry
Write the equilibrium constant expression, K, for each of the following reactions. Where appropriate, designate the K as Ksp. 2H2(g) + O2(g)<-->2H2O(g) 2Hg(l) + Cl2(g) <-->Hg2Cl2(s)

Trig
I have these sum and product property problems and I just want to make sure my work is right. Write equations expressing 1. cos 37degrees cos99degrees as a sum Answer: sin136+(-62) 2. sin4+sin7 as a product Answer: 2sin5.5 sin-1.5 3. cos 8x - cos 2x as a product Answer -...

trig
I have these sum and product property problems and I just want to make sure my work is right. Write equations expressing 1. cos 37degrees cos99degrees as a sum Answer: sin136+(-62) 2. sin4+sin7 as a product Answer: 2sin5.5 sin-1.5 3. cos 8x - cos 2x as a product Answer -2sin5x...

Algebra
7.5+y<13

Algebra
7.5+y<13

Mathematics
If a piece of wood is 5 cm longer than a second piece, and 3/4 of the second piece is equal to 3/5 of the first, what is the length of the second piece? Explain your workings

Chemistry
Calculate the solubility of AgCl in the following solution: 100mL of .004 M CaCl2

Chemistry
(Qualitative Analysis) I know this is vague, but if i had a solution of unknown cations that appear light purple, what could be the possible list of cations in the solution? I thought Mn, Ag, Cu after doing my own tests, but i am uncertain. Just on a visual analysis though, ...

Chem 152
if x moles of PbCl2(s) dissolve in 1.00L of water, how many moles of Pb2+(aq) are produced? how many Cl- produced?

Science
Technology has been used for centuries to study the ocean. Trace the history of one piece of technology. What do you think is the most important technology to study the ocean? And why do you think so?

Math
How does knowing 26=30 - 4 help you find 7+26?

English
Is "sinecure" used correctly in this sentence: He studied hard throughout college to get a sinecure job.

English
Is "impinge" used correctly in this sentence: Studying Latin every day impinged her grades in both Latin and English.

English
thanks

English
Does this sentence use "Reverberate" correctly?: The sound of thunder kept reverberated in his head.

English
Is anarchy used correctly in this sentence? : As so as the teacher step out of the class room to copys some paper the class was in a state of anarchy.

math
500x93x35+9999999999x99999999=

chemistry
(Re-posting because no one was answering chemistry questions) if you have 100mL of 0.1M acetic acid (ka = 1.8x10(-5)what is the pH after 10mL NaOH is added? I came up with an answer of 2.895, but i'm not sure if its right.

Chemistry
if you have 100mL of 0.1M acetic acid (ka = 1.8x10(-5)what is the pH after 10mL NaOH is added? I came up with an answer of 2.895, but i'm not sure if its right.

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