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December 10, 2016

Posts by Larry

Total # Posts: 827

math
___% of 3.75 =2
May 31, 2013

math
Solve for x sin2x=cos(x+30)
May 19, 2013

Algebra
An advertising agency conducted a survey and found that the number of units sold, N, is related to the amount a spent on advertising (in dollars) by the following formula: N = 6,500 + 400 ln a (a ≥ 1) How many units are sold after spending $1,000? (Round your answer to ...
May 9, 2013

math
776÷ (1/4 + 1/5)
May 3, 2013

chemistry
How many grams of dichloromethane result from reaction of 1.60 of methane if the yield is 48.8 ?
April 9, 2013

algebra
use distributive property to factore each expression 42q - 21
February 24, 2013

Physics
I've been stuck on this equation for a while and I don't know if i'm missing a key part to the equation.. i just need help! If the gravitational field strength at the top of Mount Everest is 9.772 N/kg, approximately how tall (in feet) is the mountain? F= g ( m1 x ...
January 21, 2013

math
Phil is making a 40-kilometer canoe trip. If he travels at 30 kilometers per hour for the first 10 kilometers, and then at 15 kilometers per hour for the rest of the trip, how many minutes more will it take him then if he travels the entire trip at 20 kilometers per hour?
January 13, 2013

math
Phil is making a 40-kilometer canoe trip. If he travels at 30 kilometers per hour for the first 10 kilometers, and then at 15 kilometers per hour for the rest of the trip, how many minutes more will it take him then if he travels the entire trip at 20 kilometers per hour?
January 12, 2013

math
Phil is making a 40-kilometer canoe trip. If he travels at 30 kilometers per hour for the first 10 kilometers, and then at 15 kilometers per hour for the rest of the trip, how many minutes more will it take him then if he travels the entire trip at 20 kilometers per hour?
January 12, 2013

math
Phil is making a 40-kilometer canoe trip. If he travels at 30 kilometers per hour for the first 10 kilometers, and then at 15 kilometers per hour for the rest of the trip, how many minutes more will it take him then if he travels the entire trip at 20 kilometers per hour?
January 12, 2013

chem
calculate the surface energy of 100 surface of niobium. The enthalpy of atomization of niobium is 745 kj/mol. express anser inunits of j/cm^2
January 11, 2013

chem
(a) What is the pH of 50 mL of a 0.2M glycolic acid aqueous solution after adding 5 mL of 0.25 M KOH? The pKa of glycolic acis is 3.83 at 25 ∘C.
January 11, 2013

intergrated math 1
x2+7x+10
December 14, 2012

AP Physics B
system consists of a steal beam of mass M 􏰀 68.4 kg and length L 􏰀 1.84 m, with a 39.0-kg brass sphere attached at the right end of the rod, as shown below. BA a. Determine the moment of inertia of the system for rotation about an axis through the center of ...
December 11, 2012

Math (trigonometry)
Dnt knw
December 2, 2012

Physics
Thanks so much Elena !
November 18, 2012

Physics
answers in the back of the book are 6.9 x 10^-5 cm and 1.13 x 10^5 Hz
November 18, 2012

Physics
A film of magnesium fluoride (n=1.38), 1.25x10^-5 cm thick, is used to coat a camera lens (n=1.55). Are any wavelengths in the visible spectrum intensified in the reflected light? ---------------------------------------- Bats use the reflections from ultra-high frequency sound...
November 18, 2012

Social Studies
Thanks so much Ms. Sue! I definitely understand #1 with your example.
November 2, 2012

math
Shelly sews a blanket that has an area of 170 square feet. it has 30 square blocks, each the same size. What is the approximate length of each side of a block. a. 1 foot b. 2 feet c. 3 feet d. 4 feet I doubled checked and the problem is correct. I just can't figure it out.
October 30, 2012

Finance
Maybe....?
October 25, 2012

Finance
B.
October 25, 2012

Social studies
I am learning about scarcity in my SS 6th grade and I am unsure about this question. Which sentence best tells the effect of scarcity on economics? A. Scarcity shapes decisions about how to distribute goods B. because resources are scarce consumers buy fewer goods C. Scarcity ...
October 23, 2012

Political Science
What are the factors that keep an ideology alive? How does an ideology survive through decades? Is it because of the people, economic structure of a state or simply that once an ideological concept has been developed that it cannot truly disappear?
October 14, 2012

Science/chemistry
Is PO3 a mixture or compound. Is MgCl a mixture or compound. Thanks
October 14, 2012

Math
A certain computer can perform 10 to the 5th power calculations per second. How many calculations can it perform in 10 seconds?
October 11, 2012

Math
If f(x)=ax^2+b f(-3)=-3 and f'(-3)=2 find the coefficients a and b.
October 11, 2012

Algebra 2
13/17
October 10, 2012

Algebra 2
The Denominator of a fraction exceeds the numerator by 4. When 3 is added to both the numerator and denominator, the fraction becomes 4/5. Find the fraction.
October 10, 2012

Political Science
What are the factors that keep an ideology alive? How does an ideology survive through decades? Is it because of the people, economic structure of a state or simply that once an ideological concept has been developed that it cannot truly disappear?
October 10, 2012

Physics
Marcy and joe are racing on their bikes. Starting from rest, if Marcy has an average acceleration of 5.7 m/s? for the first five seconds how fast was he traveling at the end of those five seconds?
September 26, 2012

Language Arts
What are the following sentences. 1. - Isn't it time for the ircus to come to town? - Interrogative sentence 2. Buy a ticket for each of us. - Imperative sentence 3. Should I get tickets for this weekend? Interrogative sentence 4. Check to see if everyone can go then. ...
September 10, 2012

chemistry
How much ethanol is required to make a 2L of a 70%ww solution?
July 28, 2012

geometry
Find the similarity ratio and the ratio of perimeters for two octagons with area 18 square inches and 50 square inches
July 18, 2012

math
compute the value of 0.2^-4 express answer numerically
July 7, 2012

chemistry
What is the wavelength of a photon that has an energy of E = 4.01×10^-19J ?
July 7, 2012

Math
The sum of the ages of a brother and sister is 27. If four times the brother's age is subtracted from three times the sister's age, the difference is 11. Express your answer in terms of the symbols b and s. 27=?
July 7, 2012

math
Julie spent $50 on a book. The cost of the book was $24 less than twice what she spent on a backpack. How much did the backpack cost?.
July 7, 2012

chemistry
what mass NaOH is required to react exactly with 25.0 ml of 3.0 M H2S04
July 1, 2012

algebra1
factor: 64a^2-48a+9
June 30, 2012

Accounting
What account class would cash prize payment be under? A. Operating expense B. Cost of Goods Sold C. Asset D. Expense E. Liability I'm stuck between A, B, D. Help. thanks.
June 14, 2012

Math
The ratio of the cost of an adult ticket to a student ticket for the circus is 5:3. If $32 is the total spent on tickets, how much was each adult ticket and how much was each student ticket?
June 3, 2012

Physics
Why does a transformer require alternating voltage?
May 28, 2012

Physics
a. In which case will there be more current in each of three lamps - if they are connected to the same battery in series or in parallel? b. In which case will ther be more voltage across each lamp?
May 19, 2012

MACRO 2 ECON
2.4 (Investment and the Multiplier) This chapter assumes that investment is autonomous. What would happen to the size of the multiplier if investment increases as real GDP increases? Explain. LO3 3.1 (Shifts of Aggregate Demand) Assume the simple spending multiplier equals 10...
May 15, 2012

algebra
Break-Even Analysis: A Look at Profit and Loss: As an entrepreneur, there are going to be many decisions that you need to make, such as the price to charge your customers for your goods and services. You have just graduated from college and recently opened a specialty pizza ...
May 11, 2012

english
infinative
May 3, 2012

english
elliptical clause ?
May 3, 2012

english
okay and the next one is 3.Put the sizes on the uniforms while sorting them out. and the italicized is sorting them out,can only be adverb clause infinitive phrase past participial phrase elliptical clause adjective clause
May 3, 2012

english
these are the choices that it can be adverb clause infinitive phrase past participial phrase elliptical clause adjective clause
May 3, 2012

english
not changed at all is italicized
May 3, 2012

english
okay thank you here's the next one 2.Although her personality had not changed at all, Megan looked quite different. i know its not a adjective clause
May 3, 2012

english
so it would be a past or present participle?
May 3, 2012

english
so that's not the grammatical structure of it? but doesn't it have a gerund in it?
May 3, 2012

english
so did i get it right??
May 3, 2012

english
okay and the question is asking what is the grammar function of the italicized words or phrase
May 3, 2012

english
am i right?
May 3, 2012

english
if the remaining turbulent,will be postpone our canoe trip and i think its prepositional phrase with a gerund?
May 3, 2012

english
remaining or turbulent
May 3, 2012

english
need help on italicized portion of the sentence? 1.The weather remaining turbulent, we will postpone our canoe trip.
May 3, 2012

geology
its compressed air so when you let it out it spreads and is cold
May 3, 2012

Physics
If you do 12 J of work to push 0.001 C of charge from point A to point B in an electric field, what is the voltage difference between points A and B?
April 30, 2012

Spanish
Prefiero usar una guia para que no me pierdo. I prefer to use a guide so that I won't get lost. Is the spanish translation for the sentence correct? IF not please help me correct it. Thanks.
April 25, 2012

Spanish
Yo sé jugar en equipo. What does this mean? Help please. Thanks.
April 24, 2012

Chemistry 1201
The decomposition of 3.32 g CaCO3 results in an actual yield of 1.24 g of CaO. What is the percent yield of calcium oxide for this reaction? CaCO3(s) → CaO(s) + CO2(g)
April 15, 2012

critical thinking test AU
All sages provide both wisdom and inspiration. Since Dasha’s speech contained wisdom and greatly inspired her audience, Dasha is a sage. Which one of the following points out the flaw in the argument above? (Points : 1)
March 12, 2012

chemistry
how many orbitals are in the 6p sublevel? I wrote 6 but I want to make sure I am doing this right.
February 8, 2012

Calculus
y = square root 256- x squared, from 7 to 16 about x axis
February 2, 2012

chemistry
1. Would it be advisable to determine the freezing point of pure p-dichlorobenzene with one thermometer and the freezing point of the solution with a different one? Explain. 2. If 0.150 mole of a nonvolatile non-electrolyte solute is present in 1200g of water, what are the ...
February 2, 2012

chemistry
how many grams of oxygen are needed to create 437 liters of gas?
January 30, 2012

physics
A car is traveling at Vx =20 m/s. The driver applies the brakes, and the car slows with ax = -4m/s^2. What is the stopping distance
January 29, 2012

Chemistry
For the reaction below, an analysis of an equilibrium mixture is performed at a certain temperature. N2(g) + 3 Cl2(g) 2 NCl3(g) It is found that [NCl3(g)] = 1.9 10-1 M, [N2(g)] = 1.4 10-3 M, and [Cl2(g)] = 4.3 10-4 M. Calculate K for the reaction at this temperature.
January 8, 2012

Physics
Point A revolves counterclockwise around a point, making 25 complete rotations in 8 seconds. If A is 3 cm away from its center of rotation, what is the angular velocity of A to the nearest tenth
December 16, 2011

statistic
Could you show me how to find the five levels in a Hof o and reject the null problems?
November 29, 2011

psy.
high on the stable and enduring personality disposition known as extraversion.
November 21, 2011

statistics
A manufacturer wishes to estimate the reliability (in months) of a certain product. An estimate of the population standard deviation from a previous sample was 12 months. If the manufacturer desires to be within 4 months of the true value with approximately 80% confidence, ...
November 8, 2011

math
31 x 19 array and an expanded algorithm
November 3, 2011

busn 319
Explain the planning phase and its three steps. Explain the implementation phase and its four components. Explain the evaluation phase.
October 25, 2011

History
This site is for homework help, please don't spam with unnecessary questions. Google is your friend.
October 17, 2011

accounting
Billed patients for services rendered of $3,500. journal entry help.... is this account payable, debit, credit.etc.....(on journal entry )
September 28, 2011

algebra
a rectangular garden 70 m wide and 100 m long is to be enclosed by a face.if the face posts are placed evey 10 m how many posts will be needed?
September 9, 2011

parts of speech
How many players are on a team?
September 4, 2011

math
Tommy, Shawn and Ricky had a total of 192 picture cards. In a game, Tommy lost some picture cars to Shawn and Shawn’s picture cards doubled. Shawn in turn lost some picture cards to Ricky and Ricky’s picture cards doubled. Then they each had the same number of ...
August 23, 2011

math
David and Marie had $300 altogether. After David spent 2/5 of his money and Marie spent $20, they each had the same amount of money. How much money did Marie have at first?
August 23, 2011

Algebra
13/17
August 11, 2011

Calculus 2
The volume of the solid generated by revolving the region about the given line. above the curve y=3 below the curve y=sqrt of 3x on the left by the y-axis the line y=3
August 3, 2011

Chemistry
What is the concentration of NaNO2 if 2.13g of N2O3 is added to excess NaOH and the resulting solution is diluted to a total volume of 500.0 mL?
July 17, 2011

Calculus 2
Use the Midpoint Rule to approximate the integral (–10x+(7(x^2))) from 10 to 17 with n=3
June 28, 2011

hoke county
o A few minutes later, Susan tells Molly that she doesn’t like their coworker, Karishima, because she can’t understand half of what she says due to her accent. Molly agrees with Susan, and they both begin to laugh about Karishima’s clothing, and how it is so ...
June 17, 2011

hoke county
o A few minutes later, Susan tells Molly that she doesn’t like their coworker, Karishima, because she can’t understand half of what she says due to her accent. Molly agrees with Susan, and they both begin to laugh about Karishima’s clothing, and how it is so ...
June 17, 2011

ashford unversity
1. Susan and Molly, employees in a busy call center, are chatting at lunch. Between bites of fried chicken, French fries, high calorie soda, and a tiny salad, Susan begins to complain to Molly that she can’t seem to lose weight and that she is tired all of the time. They ...
June 17, 2011

English
Let's divide the work between the three of us
June 16, 2011

algebra
Find the y-intercept and the x-intercept for the equation-25x+y=15 What is the y-intercept? (Type an ordered pair) What is the x-intercept? (Type an ordered pair. Type integers or fractions for coordinates.
May 24, 2011

math
crime waves
April 25, 2011

Math
I have more than 9 but less than 16 marbles. There are half as many red as blue. There are two more green than blue. There is an odd number of yellow. What do I have
March 13, 2011

math 092
can i get help with solving problems
March 4, 2011

algebra
2/9 * 2y/2y = 4y/18y
February 12, 2011

Science
No
February 5, 2011

phy
The angle an airplane propeller makes with the horizontal as a function of time is given by \theta = (115 <units>rad/s</units>)t + (45.0 <units>rad/s^2</units>)t^2. calculate the angular acceleration from 0 to 1.o sec
January 28, 2011

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