Thursday

April 28, 2016
Total # Posts: 79

**algebra**

One adult ticket and seven children's tickets cost $62. Two adult tickets and eight children's tickets cost $79. How much does one adult ticket cost? How much does one children's ticket cost?
*March 31, 2016*

**Social Studies**

A
*December 4, 2015*

**Comm Tech**

1 B 2 D 3 B 4 C 5 A I GOT A 100
*November 9, 2015*

**Algebra**

the independent variable is the one you change and is usually on the right side. the dependent is the one that changes because of the function and is usually by itself on the left side. but not always! if you have x and y, x is most likely the independent and y is the ...
*October 5, 2015*

**Math (Trig)**

A triangle ABC has a trisected angle A. The angle trisectors divide side a (opposite angle A) into three segments which are BD, DE, and DC. The lengths are 2, 3, and 6, respectively. What are the lengths of the other sides?
*October 5, 2015*

**Math**

sometimes its easier if you just look at the decimal part as a number. example: 480, 4_1, 463. the missing digit cant be 8 or more because 481 isnt less than 480, and and cant be 6 or less because 460 isnt greater 463. so the digit is seven
*October 5, 2015*

**Chemistry **

Suppose water contained some harmful volatile substance. How could you easily remove the volatile substance in a laboratory?
*September 23, 2015*

**Chem**

What is the concentration of a solution made by diluting 85 mL of 6.0 mg/L free chlorine to a final volume of 750 mL?
*September 19, 2015*

**Probability & Statistics**

To help consumers assess the risks they are taking, the Food and Drug Administration (FDA) publishes the amount of nicotine found in all commercial brands of cigarettes. A new cigarette has recently been marketed. The FDA tests on this cigarette yielded mean nicotine content ...
*March 23, 2015*

**Maths**

.124
*January 12, 2015*

**Physics**

A lunar lander in powered descent at 100 m above the surface of the moon slows down from a velocity of 20 m/s to 0.5 m/s at constant acceleration. Assume that the lander has a mass of 20,000 kg and that burning the fuel does not change the mass. Answer the following questions...
*January 6, 2015*

**Business**

Where can I find detailed info on all the lawsuits that Microsoft have encountered?
*December 5, 2014*

**Chemistry**

For a particular isomer of C8H18, the following reaction produces 5099.5 kJ of heat per mole of C8H18(g) consumed, under standard conditions. What is the standard enthalpy of formation of this isomer of C8H18(g)?
*November 3, 2014*

**English**

To indicate a thought (For example: I'm hungry), do you put quotation marks around the thought as you would do if the thought were spoken out loud, or do you put the thought in italics?
*August 28, 2014*

**science(check answers)**

1.B 2.B 3.A 4.D These are the right answers.
*March 11, 2014*

**Science**

what is the definition of nutrient?
*December 6, 2013*

**Chemistry**

do you have to convert the 9grams to liters in order to answer the first question for the protein amount? i
*October 10, 2013*

**ecology**

I have a Data Analysis Lab that has a graph attached to it. It talks about how temperature affects the growth rates of the two species'. It says that researchers studied the effect and they hypothesized that increasing temperature would increase the growth rate. However, ...
*September 25, 2013*

**physics**

A ball is thrown downwards from a roof at 24.0m/s. What is the velocity of the ball after 4s?
*June 13, 2013*

**physics**

two cars weighing 1500 kg are made to collide with a wall.the initial and final velocities are 15 m/s and 2.6 m/s.if the collision last for 0.15 seconds,then find impulsive force exerted on the car
*June 6, 2013*

**math**

. Which ordered pair could you remove from the relation {(–2, –1), (–1, 1), (–1, 0), (0, 1), (1, 0)} so that it becomes a function?
*May 21, 2013*

**computer science**

What does it mean when there is a high prior probability in terms of Baynesian statistics?
*April 26, 2013*

**Science**

Paper is abiotic!
*April 2, 2013*

**chemistry**

Calculate the pH of a 195 mL solution containing 7.50g of ethylamine (CH3CH2NH2) and 7.50g of ethylammonium bromide (CH3CH2NH3+ Br-). The Kb of ethylamine is 4.7 x 10-4
*March 7, 2013*

**chemistry**

how many grams of magnesium are required to react with 2.0 moles of hydrochloric acid?
*February 2, 2013*

**Chemistry**

By the way, The answer is D. :0)
*November 30, 2012*

**Chemistry**

It's that simple? Thank you. I made it harder than it was.
*November 30, 2012*

**Chemistry**

When solutions of KCl and Pb(NO3)2 are mixed, a precipitate forms. Which of the following is the balanced equation for the double replacement reaction that occurs? a. KCl(aq) + Pb(NO3)2 (aq) ¨ KNO3 (aq) + PbCl2 (s) b. KNO3 (aq) + PbCl2 (s) ¨ KCl(aq) + Pb(...
*November 30, 2012*

**Math**

when testing for a fever, what is the true positive rate for a thermometer that always reads 105 F? What is the false positive rate? **Note: the definition of fever is that the patients temperature exceeds 100 F**
*October 14, 2012*

**Computer Science**

when testing for a fever, what is the true positive rate for a thermometer that always reads 105 F? What is the false positive rate? **Note: the definition of fever is that the patients temperature exceeds 100 F**
*October 14, 2012*

**adventist**

The sum of two consecutive numbers is 37. What are they?
*October 12, 2012*

**math**

right answers 4.? 5. A 6. B
*October 3, 2012*

**PHYICAL**

What is equivalent between points a and b when R=3 R R ----\/\/\/----\/\/\/---- a /\/\/\-----b \/\/\/\/-----
*July 9, 2012*

**PHYICAL**

What is equivalent between points a and b when R=3 R R ----\/\/\//---\/\/\/\/----| | | | | | | a | | R | b ----| --/\/\/\/\--------- | | | R | |----------\/\/\/\/-------|
*July 9, 2012*

**english**

Hi, I Proofread for wording errors and grammar, but I need help to see if my grammar is proper now. I personally respect every religion, and I love reading holy books. Holy books inspire many people. Holy books taught me many morals and stories on our everyday life, which ...
*June 29, 2012*

**chemistry**

An unknown sample with a molecular mass of 180.0g is analyzed to yield 40% C, 6.7% H, and 53.3% O. What is the empirical formula and the molecular formula of this compound?
*June 20, 2012*

**Related rates**

hii... am in the solution with the V = (1/3)π (h^2/4)(h) still have h in 2/4?? isn't the derivative of r = h/2 is just 2/4??
*May 14, 2012*

**statistics**

Find a z value to the right of the mean so that 74.5% of the distribution lies to the left of it.
*November 29, 2011*

**math**

chicken butt
*August 20, 2011*

**math**

you are standing 15 feet from a statue the angle of the elevation from eye level to the top of the statue is 27 degrees, and the angle of depression to the base of the statue is 18 degrees. How tall is the statue? show work
*May 17, 2011*

**Maths 7th grade**

How do you factorise?
*May 17, 2011*

**algebra**

8^(x+5)=32^(x-9)
*May 12, 2011*

**algebra**

5|2x-5|=15
*May 12, 2011*

**Calculus (pleas help!!!)**

Consider the parameterization of the unit circle given by x = cos(ln(2t)), y = sin(ln(2t)) for t in (0,∞). De- scribe in words and sketch how the circle is traced out, and use this to answer the following questions. SOLUTION Let h(t) = ln(2t). Then h′(t) = 1 . The ...
*April 15, 2011*

**Algebra II**

((x-1)/3x+15))-((x+3)/(5x+25)) HOW TO SIMPLIFY THAT???
*April 6, 2011*

**Algebra II**

((x-1)/3x+15))-((x+3)/(5x+25)) HOW TO SIMPLIFY THAT???
*April 6, 2011*

**Algebra II**

((x-1)/3x+15))-((x+3)/(5x+25)) HOW TO SIMPLIFY THAT???
*April 6, 2011*

**math**

laura has a roll of ribbon there are 29 yards of ribbon on the roll what equation can laura use to find the number of inches of ribbon on the roll
*March 9, 2011*

**Ap Chemistry**

explain the difference in boiling points of acetone and 1 proponol. (proponol higher) also explain the difference in water solubility of chloroethane and acetone. (acetone is soluble but not chloroethane)
*February 27, 2011*

**Math**

Rupert flew 3/16 of the way around the world but George flew 4/9 as far as Rupert. How far around the world did George Fly?
*January 27, 2011*

**english**

Is my sentence punctuated correctly? Even though it is almost summer, we still have overcast skies and light rain.
*January 23, 2011*

**Chemistry**

n=5 to n=4
*January 16, 2011*

**Organizational Behavior**

adadadadadad
*September 18, 2010*

**chemistry**

A sample of magnesium (13 g) when heated in air produces 22 g of product. What percent (by weight) of magnesium is present in the product? Answer in units of %.
*September 9, 2010*

**Physical Chemistry**

If any clarification is needed on the question, it wants to know the difference between the rates with an Ea of 192 at T=281K and an Ea of 72 at T=281K. Use the rearranged Arrhenius like DrBob suggested: k=Ae^(-Ea/RT) Take k2/k1 and you get your answer. If you want to check ...
*April 1, 2010*

**physics**

Right of charge
*March 6, 2010*

**Chemistry**

A key point to realize is that KNH_2 dissociates completely, and there is an excess of water. If you take that into account, there is no need for Kb or even an ICE chart. The concentration of the products will equal the concentration of the reactants. Hope that clears it up a ...
*February 23, 2010*

**Stats**

A testing service has 1000 raw scores. It wants to transform the distribution so that the mean =10 and the standard deviation = 1. To do so ?
*February 18, 2010*

**Gen Chem**

Light of wavelength 272 nm shines on a piece of magnesium metal. What is the speed of the ejected electron? (Light energy greater than that of the work function of magnesium ends up as kinetic energy of the ejected electron. The work function is the minimum energy needed to ...
*January 18, 2010*

**physics**

A horizontal 810-N merry-go-round of radius 1.70 m is started from rest by a constant horizontal force of 55 N applied tangentially to the merry-go-round. Find the kinetic energy of the merry-go-round after 2.0 s. (Assume it is a solid cylinder.)
*November 1, 2009*

**French**

1. Qu'est-ce qu'ils mettent dans leur sac à dos? Ils mettent 2. Qu'est-ce que tu mets dans ton sac à dos? Je mets 3. Qu'est-ce que vous mettez dans votre sac à dos? On met
*April 25, 2009*

**math**

for the first equation, you would put x+y=56 (because there are a TOTAL of 56 houses available; therefore, x + y should give you 56). not sure about the second one but i think it should b x+3y (because there are 3 times more y's than x)
*April 25, 2009*

**algebra**

for the equation y=1/4(x+5)^2-2, what is the vertex
*February 23, 2009*

**Physics**

A small plastic ball of mass 6.30 10-3 kg and charge +0.150 µC is suspended from an insulating thread and hangs between the plates of a capacitor (see the drawing). The ball is in equilibrium, with the thread making an angle of 30.0° with respect to the vertical. The...
*January 26, 2009*

**Physics**

An equilateral triangle has sides of 0.17 m. Charges of -9.0, +8.0, and +2.2 µC are located at the corners of the triangle. Find the magnitude of the net electrostatic force exerted on the 2.2-µC charge.
*January 26, 2009*

**Chem**

so for the first anwser it would be 101.325kpa because that is the measurement of 1 atmosphere
*January 20, 2009*

**Chem**

i dont get this ?.......If the weather forecast stated that the pressure is 104.2kpa. then what is the pressure in the atmosphere? and what would a barometer measure in mm of mercury need help please
*January 20, 2009*

**Physics**

In a diesel engine, the piston compresses air at 305 K to a volume that is 0.0624 of the original volume and a pressure that is 48.5 times the original pressure. What is the temperature of the air after the compression?
*January 6, 2009*

**Physics**

Oxygen for hospital patients is kept in special tanks, where the oxygen has a pressure of 62.0 atmospheres and a temperature of 293 K. The tanks are stored in a separate room, and the oxygen is pumped to the patient's room, where it is administered at a pressure of 1.00 ...
*January 6, 2009*

**Physics**

Adolf and Ed are wearing harnesses and are hanging from the ceiling by means of ropes attached to them. They are face to face and push off against one another. Adolf has a mass of 127 kg, and Ed has a mass of 65 kg. Following the push, Adolf swings upward to a height of 0.65 m...
*October 29, 2008*

**Physics**

Two people are standing on a 2.2-m-long platform, one at each end. The platform floats parallel to the ground on a cushion of air, like a hovercraft. One person throws a 6.1-kg ball to the other, who catches it. The ball travels nearly horizontally. Excluding the ball, the ...
*October 24, 2008*

**HUMANITIES**

WHY DO WE USE THE TERM CLASSICAL TO THE ANCIENT GREEK AND ROMAN CIVILIZATIONS?
*January 27, 2008*

**Biology**

Have to make a model of a cell with all its parts listed. Anyone have an ideal on what to make it out of?
*September 17, 2007*

**Business Technology**

Perhaps you should read Chapter 3 and find out! ;)
*September 13, 2007*

**maths**

These questions concern the integers 84, 126, 168 and 294. 1)Choose the option that is the lowest common multiple of the four integers. 2)Choose the option that is the highest common factor of the four integers. Options for them: A) 28 B) 42 C) 63 D) 294 E) 3528 F) 7056 G 10) ...
*September 11, 2007*

**Organizational Psychology**

System dynamics is a method of studying, managing and understanding how complex systems behave over time. System dynamics deals with how things change through time. In system dynamics feedback is used to help show behavior. System dynamics help use the knowledge one has and ...
*May 8, 2007*

**Economics**

If the income elasticity of demand is 3/4 and the interest elasticity of demand is -1/4, by what percent does money demand rise if income rises 10% and the nominal interest rises from 4% to 5%. Thanks!
*April 3, 2007*

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