# How to figure out the temperature of a lake using x for the feet or the Depth and for the degrees Celsius use (3900x+1000)/(3x^2+100) with the answer of the degrees celsius being 8.44 looking like 8.44=(3900x+1000)/(3x^2+100) i need the depth

34,877 questions, page 210-
## AP Statistics

Hi, we just started density curves in AP Stats, and I am a little confused about one of the concepts. It keeps saying that a density curve has to have an area equal to 1 below it... 1 of what? I don't understand how you figure out if the area of your curve

*asked by Alex on September 2, 2009* -
## math

I can't figure this one. At a math contest,12 problems were given. Five points were awarded for each correct answer,and two points were deducted for each incorrect answer. Matt's score was 39.How many correct answers did he

*asked by mike on March 31, 2015* -
## Math

The width of a standard newspaper column is 2.625 in. and the length of a standard column is 19.5 in. Express the ratio of the two measurements as a ratio of whole numbers. The answer is 7/52 but I cannot for the life of me figure out how.

*asked by Ron on January 15, 2008* -
## Physics

Suppose that the swimmer in the figure below has a swimming speed relative to the water of 0.40 m/s, while the speed of the current is 2.2 m/s. If it takes the swimmer 200 s to cross the river, how wide is the river

*asked by Judy on September 25, 2014* -
## Physics

Four uniform spheres, with masses mA = 37 kg, mB = 30 kg, mC = 220 kg, and mD = 55 kg, have (x, y) coordinates of (0, 50 cm), (0, 0), (-77 cm, 0), and (44 cm, 0), respectively. Find the net force on sphere B due to the other spheres. What are the (a)x and

*asked by Becky on January 2, 2011* -
## Chemistry

Let say you were given this equation: NiBr2 + Co = Ni + CoBr2 How can you tell which is liquid,gas,solid,aqueous? Do you just use what you know and figure it out? Like since NiBr2 can be broken down because of the solubility rule, you can assume it aq then

*asked by Shadow on January 13, 2013* -
## physics

Two race cars are speeding around the racetrack at different speeds. One goes around the track in 2 minutes; the other goes around the track in 1½ minutes. How often does the faster car pass the slower car? Is there a formula to figure this out?

*asked by Mike on October 26, 2010* -
## math

find the area of the shaded region in the figure assuming the quadrilateral inside the circle is a square. x^2+y^2=36 (the picture is of a square inside a circle on a coordinate plane)

*asked by matt on February 23, 2013* -
## Solving for distance

what distance did a car travel if the speed was 75mph and was on the road for 9 Hours? I need to know how I can figure out this question usin g my calculator step by step distance= speed * time.

*asked by Brooke on May 18, 2007* -
## solid mensuration

A pyramid V-ABCD is cut from a cube of edge 12 in.,as shown in the figure. The vertex V is the midpoint of an upper edge of the cube. Compute the lateral surface of the pyramid.

*asked by Rosebymae on February 8, 2015* -
## Physics

A stone is aimed at a cliff of height h with an initial speed of v = 36.0 m/s directed 75.0° above the horizontal, as shown in the Figure below by the arrow. The stone strikes at A, 6.25 s after launching. What is the height of the cliff?

*asked by Kevin on December 3, 2015* -
## Math challenge

There are 3 circles divided into thirds with a number in each third. The 1st cirlcle has 18, 23 & 49. 2nd cirlce has 25, 62, 38. The 3rd cirlce has ?, 17 & 39. We need to figure out what number is missing from the 3rd circle, and how you figured it out.

*asked by Gabby on December 6, 2012* -
## math

The financial officer for an accounting firm allows Dh 50,000 for computer supplies in the annual budget. After 6 months, Dh 26,200 has been spent on supplies. Is this figure within 55% of the annual budget?

*asked by KHALIFA on October 1, 2011* -
## math

A pyramid V-ABCD is cut from a cube of edge 12 in.,as shown in the figure. The vertex V is the midpoint of an upper edge of the cube. Compute the lateral surface of the pyramid.

*asked by mae on September 1, 2017* -
## physics

Consider a swimmer who wants to swim directly across a river as shown in the figure below. If the speed of the current is 0.29 m/s and the swimmer's speed relative to the water is 0.64 m/s, how long will it take her to cross a river that is 14 m wide?

*asked by sarah on February 4, 2014* -
## Math

When trying to figure up sales tax on a problem how would one write it out I have searched the site some say 1.05 some say 0.05 and something about moving a decimal over 2 spaces to the left. Im not getting it Like the problem is 3 shirts is 9.99 ea we

*asked by Eric on September 8, 2009* -
## physics

Suppose that the swimmer in the figure below has a swimming speed relative to the water of 0.44 m/s, while the speed of the current is 2.0 m/s. If it takes the swimmer 180 s to cross the river, how wide is the river?

*asked by Garcia on October 4, 2012* -
## physics

Two capacitors of capacitance C_5 = 6.00 \rm \mu F and C_6 = 3.00 \rm \mu F are added to the network, as shown in the diagram. (Part B figure) Find the equivalent capacitance C_B of the new network of capacitors.

*asked by Anonymous on April 25, 2011* -
## Physics

A figure skater can increase her spin rotation rate from 26 rpm to 165 rpm. Given that her initial moment of inertia is 4.6 kg - m2, find her final moment of inertia.

*asked by Anonymous on August 4, 2015* -
## Math

and my last problem i need help with. i don't know how to even begin settin the problem up to figure out the answer. E coli, a typical bacterius, is about 2 micrometers long. how many E coli could you line up, end-to-end, in one mm?

*asked by amy on June 20, 2010* -
## Physics

A block of mass is pulled along a rough horizontal surface by a rope as sketched in the figure below. The tension in the rope is 45 N, and the coefficient of kinetic friction between the block and the surface is

*asked by Sierra on July 11, 2012* -
## Algebra

Area of a painting. A rectangular painting with a width of x centimeters has an area of x^2+50x square centimeters. Find a binomial that represents the length. See the accompanying figure.

*asked by Samantha on August 5, 2010* -
## CHEM PLZ URGENT!!

19. A block of aluminum has a volume of 126.5 cm3. Its density = 2.70 g/cm3. What is the mass of the aluminum? A) 342 g B) 46.9 g C) 127 g D) 0.0213 g E) 124 g The answer is A.....But I still can't figure it out....I keep getting D as an answer..

*asked by Ania on February 22, 2008* -
## Chem

I'm filling out a chart for 107 (top left) 46 (bottom left) Pd. The Atomic no. is 46, the mass number is 107, the proton number is 46, but I can't seem to figure out what the neutron amount is. Can you help? Thanks.

*asked by Em on May 28, 2009* -
## science

Okay do I have been trying countless to figure the answer to this question. If someone would help it would be greatly appreciated! The question is: "Calculate the force of gravity between a newborn baby of mass 4 kg and the obstetrician of mass 80 kg, who

*asked by JMAC on February 18, 2014* -
## Physical Science

I studied this 2 years ago in college and am no back in school. I can't remember any of this stuff and I really need to figure it out. Please Help Me!! The Latent Heat of Vaporization for water is 540. cal/g. How much heat (in calories) must be added to

*asked by Jessica on February 5, 2013* -
## Math-Probability

I do not know how to figure out his next shot. A basketball player has made 34 of her last 42 freethrow attempts. What probability would you assign to the player’s next free throw being successful? Explain your reasoning. 34/42 = 17/21 I would assume

*asked by Bart on April 28, 2010* -
## calculus

A rectangle is to be inscribed in a right triangle having sides of length 36 in, 48 in, and 60 in. Find the dimensions of the rectangle with greatest area assuming the rectangle is positioned as in the accompanying figure. right triangle: hypotenuse- 60in

*asked by Mely on July 31, 2010* -
## Physics

Can someone help with the following physics problem? This is the only one I'm having trouble solving. Thanks. A 3.6-m-long ladder leans against a frictionless wall as shown in the figure below. The coefficient of static friction between the ladder and the

*asked by Holly on April 13, 2014* -
## calculus

the base of a solid is the region between the curve y=2 square root of sin x and the interval [0,pi] on the x-axis. the cross-sections perpendicular to the x-axis are equilateral triangles with bases running from the x-axis to the curve as shown in the

*asked by diny on February 25, 2012* -
## Physics

Water (η = 1.00E-3 Pa*s) is flowing through a horizontal pipe with a volume flow rate of 0.0120 m3/s. As the figure below shows, there are two vertical tubes that project from the pipe. Assume that H = 0.0421 m and L = 0.706 m. Calculate the radius of the

*asked by Alexa on November 14, 2012* -
## Physics

Driving in your car with a constant speed of 12 , you encounter a bump in the road that has a circular cross-section, as indicated in the figure . If the radius of curvature of the bump is 35 , find the apparent weight of a 70- person in your car as you

*asked by Chris on November 3, 2011* -
## Physics

The block shown in (Figure 1) has mass m = 7.0 kg and lies on a fixed smooth frictionless plane tilted at an angle θ = 22.0 ∘ to the horizontal. If the block starts from rest 15.2 m up the plane from its base, what will be the block's speed when it

*asked by Simone on November 28, 2015* -
## Algebra

One number exceeds another by 4. If three times the larger number is divided by the smaller number, the quotient is 4 and the remainder is 5. Find the numbers. (I am trying to figure out how to explain how to do this to my son. He is struggling and will be

*asked by Carissa on January 17, 2017* -
## Math

A spinner has 4 equal sections: red, white, blue, and green. john spins the spinner and tosses a coin. which shows the sample space for spinning the spinner and tossing the coin? I have a chart but I cant figure out how to get into this question.

*asked by Katie on March 12, 2019* -
## physics help

Driving in your car with a constant speed of v= 22 m/s, you encounter a bump in the road that has a circular cross-section, as indicated in the figure. If the radius of curvature of the bump is 52 m, find the apparent weight of a 66-kg person in your car

*asked by anonymous on March 27, 2017* -
## Chemistry

Silver oxide is used in small batteries called button batteries (Figure below). It decomposes upon heating to form silver metal and oxygen gas. 2Ag2O(s) → 4Ag(s) + O2(g) How many moles of silver are produced by the decomposition of 4.85 g of Ag2O?

*asked by Makayla Brad on November 12, 2015* -
## Math Probability??

I do not know how to figure out his next shot. A basketball player has made 34 of her last 42 freethrow attempts. What probability would you assign to the player’s next free throw being successful? Explain your reasoning. 34/42 = 17/21 I would assume

*asked by bwb on April 28, 2010* -
## physics

. 0.30m ....|______|_________________________ ....|...../\ ...|_|

*asked by lizbeth on March 6, 2016* -
## Physics

To move a large crate across a rough floor, you push on it with a force at an angle of 21 below the horizontal, as shown in the figure. Find the acceleration of the crate if the applied force is 400 , the mass of the crate is 32 and the coefficient of

*asked by Randy on March 6, 2011* -
## Math

Atmospheric pressure changes as you rise above earth's surface. At an altitude of h kilometers, where 0

*asked by Dawn on November 8, 2011* -
## physics

Three blocks are located on a horizontal table. The coefficient of kinetic friction between the blocks and the table is 0.276. They are connected by a massless cord, as shown in the figure below, and pulled to the right. The masses of the three blocks are

*asked by shelby on February 12, 2008* -
## Physics

The two angled ropes used to support the crate in (Figure 1) can withstand a maximum tension of 1700N before they break. What is the largest mass the ropes can support? The two angles given are 30 degrees and 45 degrees.

*asked by Skyler on February 12, 2015* -
## science

A sailboat sails west from port for 5.3 km and experiences a shift in the wind direction. The wind blows the sailboat 2.5 km south. What is its displacement from its original position? a^2+b^2=c^2 5.3^2+2.5^2=5.86^2 I just cant figure out the direction...

*asked by :) on October 21, 2009* -
## physics 2

In Figure below the hand moves the end of the Slinky up and down through two complete cycles in one second. The wave moves along the Slinky at a speed of 0.545 m/s. Find the distance between two adjacent crests on the wave.

*asked by Drea on January 20, 2016* -
## Math 6th Grade

Can someone please help I been trying to figure this out for a long time and you guys help me? 2. Which of the following is a true statement? (1 point) A.) |–2| < |1| *** My answer B.) |1| < |0| C.) |–1| < |–2| D.) |1| > |–2|*** My answer (but

*asked by Swimmer on April 5, 2018* -
## math

use the rational zero theorem to find all the real zeros of the polynomial function. use the zeros to factor f over the real numbers: f(x)=4x^4+9x^3+30x^2+63x+14 I cant even find sample problems to help me figure this out. help me please?

*asked by courtney on March 27, 2013* -
## English

Can you please tell me what is wrong with this sentence. My teacher underlined it and I can't figure out what is wrong with it. Thank you. With the results of the election in, Andrew Jackson led in the popular and electoral votes, yet did have the majority

*asked by Josh on November 19, 2009* -
## Math

I have this application that I cant figure out how to work. Please help without giving me the answer. A tree casts a shadow that measures 5 m. At the same time, a meter stick casts a shadow that is 0.4 m long. How tall is the tree?

*asked by Angela on May 21, 2008* -
## math

A rectangular prism has a width of 92ft. and a volume of 240ft cubed. find the volume of a similar prism with a width of 23ft. I've been looking at this for a lonnggg time and I still cant figure it out. Can someone please explpain this for me?

*asked by kelly on August 11, 2008* -
## Chemistry

what is the trend in the atomic radii as the atomic number increases across a period? What is the exception to this trend? I know the radius decreases as you go from left to right, but I can't figure the exception, I read somewhere that it's the noble

*asked by Al on February 23, 2015* -
## Calc

A Norman window is constructed by adjoining a semicircle to the top of a rectangular window as shown in the figure below. If the perimeter of the Norman window is 24 ft, find the dimensions that will allow the window to admit the most light.

*asked by Coc on November 4, 2015* -
## Chemistry

what is the trend in the atomic radii as the atomic number increases across a period? What is the exception to this trend? I know the radius decreases as you go from left to right, but I can't figure the exception, I read somewhere that it's the noble

*asked by Al on February 20, 2015* -
## Chemistry

what is the trend in the atomic radii as the atomic number increases across a period? What is the exception to this trend? I know the radius decreases as you go from left to right, but I can't figure the exception, I read somewhere that it's the noble

*asked by Al on February 23, 2015* -
## Chemistry

*asked by Al on February 20, 2015* -
## calc - question #1

A frustum of a right circular cone with height h, lower base radius R, and top radius r. -what's the volume using h, R, & r in the answer? Figure it as the difference of two right cones, 1/3 base area*height.

*asked by WOOF on June 5, 2007* -
## math

i can figure this out -2+|-5+6| i try inverse but im still getting it wrong ive been stuck on this fo awhile There is no inverse in the equation. the |...| means absolute value. We perform what is indicated in the |,,| and that is +1. The absolute value of

*asked by need more help please on December 6, 2006* -
## statistics

I have tried for days to figure out how to work this problem. Please help show me how to find the answer. A particular radioactive isotope decays from 210 mg to 182.7 mg in 15 days. Find the half life of the isotope.

*asked by Tina on March 10, 2015* -
## math help

How do you figure out a related sentence for fractions? (here is the problem) t + 1/8= 3/5 multipy the 1/8 by 5/5 or it is 5/40 Then, mulipy the 3/5 by 8/8 to 24/40 Finally subtract 5/40 from both sides. Think out why it is done this way. What do you mean

*asked by Emily on February 13, 2007* -
## Chemistry

How do you figure out how mch oxygen gas escaped when Potassium Chlorate is decomposed in a reation? Also what mass of Potassium Chlorate was decomposed in the experiment? I conducted the experiement but don't know how to do this.

*asked by Becca on September 3, 2012* -
## *repost* - Grade 11 math

Word problem: Wes saw fireworks at 28 degrees; Abby (who was standing 20 m away from him) saw the same fireworks at a 40 degree angle. Where was Abby standing? (The answer is 61.8m, but I don't know how to figure it out or sketch the triangle).

*asked by Iza on December 17, 2014* -
## Numerical Analysis

use a graph, or guess and then confirm a bracket, or tabulate f(x) on a wide interval to figure the bracket of length one. to find an interval of length 1 that contains a root of the equation 3x^3 +x^2=x+5. I don't understand what to do

*asked by Ashley on September 2, 2014* -
## math

Sarah was trying to figure out her grades for her math course. She only knew the grade of 4 tests she had taken, however the class had taken 5 tests total. She scored a 94, 67, 83 and 93. If Sarah ended up with a grade of 90, what did she get on the 5th

*asked by Jay on April 18, 2015* -
## geometry

Plot the points (2,4), (-1,4) and (2,1) and connect them to form a triangle. What rule would you use to translate the triangle 5 units to the right? Write your rule in the form H(x,y) = (?,?). Draw the translated figure and label its coordinates.

*asked by Anonymous on January 30, 2012* -
## math

I was wondering How do I write a fraction or mixed number for a number such as 900.002 and or numbers such as 289.078 How do I figure out what the fraction form of theese types of numbers are?????

*asked by Chuck on March 18, 2009* -
## math

find all solution to the equation 3 cos(x+4)=1. in the interval of 0

*asked by alicia otto on March 26, 2016* -
## Math

Ok we are doing central angles and arcs and I can't figure out how to solve this problem: An arc is 70.7 m long and it subtends a central angle of 2ð/7. Find the diameter of the circle. How do you solve for this type of problem?

*asked by Breann on September 16, 2007* -
## math

Figure your age in months, days and hours. since I am 9 years old I found out that i am 117 months, 3,563 days and 85,512 hours. The problen is that I do not know how to show my work. Please respond soon.

*asked by Anonymous on August 7, 2012* -
## math

Becky works 40 hours each week and makes $320. How much does she make per hour? Use a number line to solve this problem. I have a number line is labeled 0-320 but I cant seem to figure this one out.

*asked by Jennifer on June 16, 2014* -
## Math

Two forces are simultaneously acting on a 4.0 kg object on top of a frictionless surface. The forces are 12 N upward and 16 N to the right, yielding a net force as shown in the figure. What is the magnitude of the net force F?

*asked by Rose on October 19, 2017* -
## math

The vertices of quadrilateral ABCD are (A(1,1), B(1,5), C(5,5) and D(7,1). You want to transform ABCD into a parallelogram by only moving point B. A parallelogram is a four-sided figure with both pairs of opposite sides parallel. What should be the new

*asked by Jane on December 30, 2011* -
## geometry

Plot the points (2,4), (-1,4) and (2,1) and connect them to form a triangle. What rule would you use to translate the triangle 5 units to the right? Write your rule in the form H(x,y) = (?,?). Draw the translated figure and label its coordinates

*asked by Anonymous on February 6, 2012* -
## Math again

The price of a lawn mower is x dollars. The store is having a 75% end of summer clearance sale. Which expression can be used to find the clearance price of the mower? A) .25x B) .75x C) x - .25(75) D) x + .25(75) How do I figure this out?

*asked by Anonymous on February 16, 2018* -
## Trig

How do I solve the following? sec 3 theta/2 = 2 on the interval 0

*asked by Katie on March 14, 2010* -
## Physics

* At an accident scene on a level road, investigators measure a car's skid mark to be 58 m long. It was a rainy day and the coefficient of friction was estimated to be 0.38. Use these data to determine the speed of the car when the driver slammed on (and

*asked by Confused on November 1, 2015* -
## Art

In the painting a seated soldier by Hippolyte Bellange the artist recognized the basic shapes in the figure on order to A. confuse the eye, making it difficult to draw. B. Record the various parts of the body accurately. C. Create a change in value D.

*asked by happy on October 13, 2014* -
## complaint

I would like to complain about the service we're getting here. I'm sure you guys work very hard, but the last few times I have posted a question on your forum I didn't get an answer until days later (not even from a Jiskha volunteer, a student), long after

*asked by irritated student on March 8, 2008* -
## physics

A projected space station consists of a circular tube that will rotate about its center (like a tubular bicycle tire) as shown in the figure . The circle formed by the tube has a diameter of about 1.1 km. What must be the rotation speed (revolutions per

*asked by kim on September 22, 2012* -
## Art ASAP Please!!

I need a 100 in this quiz Which of the following would be appropriate criteria for analyzing this piece if art? Answer choices below: A: ability in predicting fashion trends B: creating abstract imagery using exaggeration of proportion C: using warm colors

*asked by sdfghjkmsedrftgyhunjm on December 18, 2017* -
## accounting

Standards are ______________________________. (Points : 1) A the predetermined expectations about the inputs required to achieve anticipated output. B the result of engineers and accountants trying to reach a targeted net income figure on the budget C

*asked by madam on November 19, 2016* -
## math

I am sorry but I am not good at math, this may seem like a dumb question but I don't do well with word problems? I can't figure it out, maybe I am making it too hard on myself, can someone point me to the right direction? . The distance from Philadelphia

*asked by Anonymous on August 3, 2009* -
## Preamble to the Constitution

I am currently doing an assignment about the preamble to the US Constitution. Question: What examples can you provide in the present that shows the US Government is still fulfilling this purpose today? Give two. I have completed 5 out of the 6th purposes.

*asked by Kit on November 27, 2014* -
## math

I am sorry but I am not good at math, this may seem like a dumb question but I don't do well with word problems? I can't figure it out, maybe I am making it too hard on myself, can someone point me to the right direction? . The distance from Philadelphia

*asked by Anonymous on August 3, 2009* -
## math

Could someone please show me how to do these problems? or just show me how to do 1 or 2? I would really appreciate any help you could give... There are examples in my lesson but I don't understand them, here are the examples~~ EXAMPLE~ Solve 3(x – 2) + 4

*asked by Abby on September 30, 2015* -
## Memorable Letter Evaluation (Writeacher)

Write a letter to your parents about a memorable moment in your life. Be sure to use imagery. I tried to use imagery, as instructed, but not wordiness. What I written: "First arriving at Girl’s Camp has become one of the most memorable moments of my

*asked by Victoria on April 9, 2014* -
## chemistry

1(a) when 25.0ml of 0.500 mol.dm3 H2SO4(AQ) SOLUTION IS added to 0.025dm3 of 1.00 moldm3 KOH SOLUTION , THE TEMPERATURE OF THE REACTION MIXTURE RISES FROM 23.50 CELCIUS TO 30.17 CELCIUS . THE SPECIFIC HEAT CAPACITY AND DENSITY OF WATER 4.20j.g.celcius and

*asked by mustafe on February 9, 2012* -
## english lit

why is the poem "i know why the caged bird sings" is a good poem. I know why the caged bird sings by Maya Angelou The free bird leaps on the back of the wind and floats downstream till the current ends and dips his wings in the orange sun rays and dares to

*asked by hickman on June 19, 2012* -
## physics

Two point charges of 48 nC and -45 nC are held fixed on an x axis, at the origin and at x = 77 cm, respectively. A particle with a charge of 69 μC is released from rest at x = 49 cm. If the initial acceleration of the particle has a magnitude of 123

*asked by Anonymous on January 14, 2011* -
## Science

Janice found two sea shells when she went to the beach. They appear to be almost the same size, but they have different shapes. How could she figure out if their volume is the same? A)Weigh each one on a scale to see which is heaviest. B)Fill each one with

*asked by Sara HELP ME PLEASE on April 5, 2012* -
## Science

Janice found two sea shells when she went to the beach. They appear to be almost the same size, but they have different shapes. How could she figure out if their volume is the same? A)Weigh each one on a scale to see which is heaviest. B)Fill each one with

*asked by Sara HELP ME PLEASE on April 8, 2012* -
## Advanced Industrial Hygiene

Air was sampled through 37mm PVC membrane filter for seven hours and thirty seven minutes. The initial air flow rate was pre-calibrated twice at 49.7 and 50.1 secnds per liter. What volume of air at STP (25 C and 760mm Hg) was sampled in liters? same

*asked by Obie on February 6, 2012* -
## math

The trough is in the shape of a triangular prism. It is 5 ft long and its vertical cross sections are isosceles triangles with base 2ft and height 3ft. Water is being siphoned out of the trough at the rate of 2 cubic feet per minute. At any... time t, let

*asked by LOKAA on November 14, 2010* -
## math

The trough is in the shape of a triangular prism. It is 5 ft long and its vertical cross sections are isosceles triangles with base 2ft and height 3ft. Water is being siphoned out of the trough at the rate of 2 cubic feet per minute. At any... time t, let

*asked by LOKAA on November 14, 2010* -
## Geometry

A jet is cruising at 360 mph and at an elevation of 34650 feet and on course to pass directly over a golf course. A man on the seventh green sees the jet and quickly calculated the angle of elevation to be five degrees. How long until the jet passes

*asked by Johnny on March 13, 2013* -
## Math

A man is in a tree house 7ft above the ground. He is looking at the top of another tree that is 24ft tall. The bases of the trees are 40ft apart. What is the angle of elevation from the mans feet to the top of the tree? Round to the nearest degree. 23 31

*asked by Timothy on March 27, 2018* -
## chemistry calorimetry

how can i get the mass of a liquid when i'm given the heat enrgy that is added, and the specific heat of the liquid to which is added, plus the increase in temperature. q = mass x specific heat x (Tf - Ti) q is heat in Joules. mass in grams specific heat

*asked by claudia on January 18, 2007* -
## math

the price of a home is 120000 the bank requires a 10% down payment and 2 points at the time of closing the cost of the home is financed with a 30 year 8.5% how much must be paid for the 2 points at closing and how do I figure that amount

*asked by tera on December 19, 2012* -
## programming

The figure shows two unequal point charges, q and Q, of opposite sign. Charge Q has greater magnitude than charge q. In which of the regions X, Y, Z will there be a point at which the net electric field due to these two charges is zero?

*asked by bano on January 26, 2014* -
## Math

I have to determine the unknown length of a right triangke to the nearest tenth of a unit. One side is 7m and the base is 10m. I got a friend to do this and age came up with 7.1m as the answer. When I do the steps I get the answer 12.21. I believe my

*asked by Cherie on September 13, 2013* -
## science

The figure shows two unequal point charges, q and Q, of opposite sign. Charge Q has greater magnitude than charge q. In which of the regions X, Y, Z will there be a point at which the net electric field due to these two charges is zero?

*asked by bano on January 26, 2014*

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