Questions Asked on
November 12, 2015

chemistry
1. In the reaction 2Ca(s) + O2(g) → 2CaO(s), which species is oxidized?
asked by anna 
physics b
In a waterfall, much of the energy of the falling water is converted into heat. If all the mechanical energy is converted into heat that stays in the water, how much of a rise in temperature occurs in a 100 m waterfall? For water, c = 4.186 × 103 J/(kg
asked by destiny 
Health
A pair of police officers broke up a high school party that had no adult supervision. They noticed most teens were talking really fast and excitedly, breathing quickly, and even one teen was having convulsions. When they called paramedics, which type of
asked by Janet 
Calculus 1
Of the infinitely many lines that are tangent to the curve y = −4 sin x and pass through the origin, there is one that has the largest slope. Use Newton's method to find the slope of that line correct to six decimal places.
asked by TayB 
math
Two numbers are such that twice the greater number exceeds twice the smaller one by 18 and 1/3 of the smaller and 1/5 of the greater numbers are together 21.The numbers are:
asked by Waqas ahmad 
earth science
Which of the following is a true of passive continental margins A. They generally have a deep trench B. They have a continental rise C. Crust is destroyed at their boundary D. They always have a subduction zone
asked by samantha 
chemistry
How many atoms are in a drop of mercury that has a diameter of 1.0 mm? (Volume of a sphere is 4ðr3/3; density of mercury = 13.6 g/cm3)
asked by temi 
math
1. If the legs of a right triangle have length 6 inches and 8 inches, what is the length of the hypotenuse in inches? (1 point) 11 13 10 16
asked by unknown 
physics b
If heat Q is required to increase the temperature of a metal object from 4°C to 6°C, the amount of heat necessary to increase its temperature from 6°C to 12°C is A Q B 2 Q C 3 Q D 4Q please help me asap
asked by marie 
Career
1.)When considering a postsecondary option, you should consult which of the following sources? A.)Your internal motivation B.)Family & friends C.)Reference Materials D.)All Of Above 2.)Sarah needs to complete financial aid packets. According to this unit,
asked by YRN DJ 
math
Find two positive numbers such that the sum of the first and twice the second is 100 and their product is a maximum.
asked by anon 
Science
Batteries are made of two metals with different electron affinities. What does the phrase “electron affinity” mean and how does this affinity affect the voltage of the battery
asked by Hannah 
Calculus 1
Use Newton's method with initial approximation x1 = −2 to find x2, the second approximation to the root of the equation x^3 + x + 1 = 0. *I got 1.307692 for my answer but it said that was wrong, so then I tried rounding it to two decimal places and got
asked by TayB 
chemistry
can anyone help with this problem please..... Potassium chlorate decomposes according to the following equation: 2KClO3 (s) → 2KCl (s) + 3O2 (g). If a 3.00 g sample of KClO3 is decomposed and the oxygen is collected at 24.0 °C and 0.991 atm, what volume
asked by angel 
Math
A street light is at the top of a 16 ft tall pole. A woman 6 ft tall walks away from the pole with a speed of 8 ft/sec along a straight path. How fast is the tip of her shadow moving along the ground when she is 30 ft from the base of the pole? How fast is
asked by jeff 
Math
Jesse played two days of golf. On the second day, he got a score of 6 below par, or 6. His total for the two days was 0 above par, or 0. Define a variable. Then write and solve an equation to find the score Jesse got on the first day. Show your work.
asked by Anonymous 
Chemistry
Which element's 4+ ion would have the following electron configuration? [Kr]4d^10
asked by Rucha 
Fashion and Interior Design
6. What skills does being an accessory designer require that being a sale representative does not?  7. Could a sales representative easily translate his or her skills into being a buyer? What would be challenging about this shift? What skills would
asked by Shina 
math
In a basketball game, one team's score is two points less than half the other team's score, which is x. What is the difference in the scores?
asked by Anonymous 
Calculus
Find the area of the unbounded shaded region. Y= 7/ SQRT (7X)
asked by akash 
Geometry
You are designing a new container for powdered laundry detergent. You are considering a cylindrical container with a diameter of 14 inches and a height of 18 inches. Find the volume of this container to the nearest cubic unit. Use a calculator. A. 1,100
asked by ((((freehugs))))) 
Math
A movie store sells DVDs for $11 each. What is the cost C of n DVDs? Identify the situation as discrete or continuous. a. C=11n;continuous*** b. C=11+n;discrete c. C=11+n;continuous d. C=11n;discrete
asked by Kaai97 
Vocab
Valuable Goods A. Finances B. Records C. Stocks D. Commodities C
asked by Alex 
Vocab
This movie is so boring; it’s like watching grass grow. A. Imagery B. Simile C. Pun D. Antithesis B????
asked by Alex 
math
A company logo has 4 concentric circles suppose you graph the points (diameter,circumference ) and connect them with a line. In terms of (pie), what is the slope of the resulting line.
asked by logan 
Math 141
Box A contains 3 white marbles and 4 black marbles. Box B contains 6 white marbles and 5 black marbles. An experiment consists of first selecting a marble at random from Box A. The marble is transferred to Box B and then a second marble is drawn from Box
asked by Katie 
algebra
A grocer wants to mix nuts which sell for Rs 40 per kilo with nuts which sell Rs 90 per kilo in order to make a mixture which could sell for Rs 70 per kilo.How many kilos of each should be mixed to get a mixture of 630 kilos?
asked by Asadullah khan 
Calculus
A professional athlete signs a fouryear contract in which the earnings can be modeled by c = 300,000 + 750,000t, where t represents the year. (a) Find the actual value of the athlete's contract. =7200000 (b) Assuming an annual inflation rate of 4%, what
asked by akash 
math
Which special version of the Pythagorean Theorem can you use to find the length of any square's diagonal, d, using only the length of its side, s? is this a^2+b^2=c^2?
asked by amber 
Vocab
My mom told me not to worry. We will cross that bridge when we come to it. A. Hyperbole B. Simile C. Metaphor D. Cliche D?
asked by Alex 
Physics
The moon is a satellite that orbits the earth at a radius of 3.85 × 108 m. The mass of the earth is 5.98 × 1024 kg. What is the orbital speed of the moon?
asked by Hannah 
Math
Nico is saving money for his college education. He invests some money at 8%, and $1900 less than that amount at 7%. The investments produced a total of $257 interest in 1 yr. How much did he invest at each rate?
asked by G 
Language Arts
Question and answer review Please help Story. (Arturo’s mother asked him to visit his grandfather, who lives in a nursing home. Arturo did not want to go, but he finally agreed and is now sitting with his grandfather.) ^^^^^^^^paragraph 1^^^^^^^^ His
asked by An hour with Abuelo 
Statistics
the length of times it takes college students to find a parking spot im the library parking lot follows a normal distribution with a mean of 5.5 minutes and a standard deviation of 1 minute. find the cut off time which 75.8% of the college students exceed
asked by Cody 
P.E HELP
1. The average individual should consume ______ calories on a daily basis. 1,000 2,000 3,000 5,000 i think it is 2,000 but not sure
asked by anon 
8th grade algebra
If 1/3 is equivalent to 33 1/3%, what percent is equivalent to 2/3? A: 33 2/3% B: 150% C: 66 2/3% D: 65% I have no idea... Can someone explain? :\
asked by Angel <3 
quine
The 2nd and 5th term of a geometric progression are  6 & 48 find the sum of the first four term respectively
asked by opeyemi 
Chemistry
Oxyacetylene torches are fueled by the combustion of acetylene, C2H2. 2C2H2(g) + 5O2(g) > 4 CO2(g) + 2H2O(g) If the enthalpy change for the reaction is 2511.14 kJ/molrxn, how much heat can be produced by the reaction of a. 2mol of C2H2? b. 1 mol of
asked by Sarah 
Vocab
That car is so expensive; it costs an arm and a leg. A. Pun B. Idiom C. Personification D. Metaphor Im debating between a pun and personification...???
asked by Alex 
Vocab
I’m excited about my vacation. The beach has been calling my name. A. Personification B. Irony C. Hyperbole D. Onomatopoeia A??
asked by Alex 
Health / PE
1. A person who does not recognize the signs of mental illness may not know he needs help. A. True B. False 2. Which of the following is not a sign of psychotherapy? A. insight B. cognitive C. medications D. group 3. Which is NOT a health professional who
asked by Cami 
algebra pls help
Solve for x. −ax + 3b > 5 x > the quantity 3 times b minus 5 all over a x > the quantity 5 minus 3 times b all over negative a x < the quantity 3 times b plus 5 all over a x < the quantity negative 3 times b plus 5 all over negative a
asked by Oscar 
Math
The blood vascular system consists of blood vessels (arteries, arterioles, capillaries, and veins) that convey blood from the heart to the organs and back to the heart. This system should work so as to minimize the energy expended by the heart in pumping
asked by sam 
Calculus 1
Use Newton's method to find all roots of the equation correct to six decimal places. (Enter your answers as a commaseparated list.) (x − 9)^2 =ln x
asked by TayB 
Mechanical Engineering
a string ABCD is attached to two fixed points A and D, has two equal weights of 1000N attached to it at B and C. the weight rest with portions AB and CD inclined at angles of 30 degrees and 60 degrees respectively to the vertical. find the tension in
asked by Anonymous 
Math
The blood vascular system consists of blood vessels (arteries, arterioles, capillaries, and veins) that convey blood from the heart to the organs and back to the heart. This system should work so as to minimize the energy expended by the heart in pumping
asked by jeff 
Geometry
Which statement is no true about adjacent angles? They have no interior points in common. They share a common side. They are coplanar. They have the same measure. My answer: D
asked by Nicole 
1 question social studies
One serious problem caused growing population is ________? A. a higher death rate B. not enough available jobs C. too much energy production D. fewer medical advancements my answer is D
asked by Regan 
Vocab
Choose the analogy below with the same relationship as  Downside is to Upside A. Big is large B. Outside is to inside C. Boy is to girl D. Unique is to Generic B??
asked by Alex 
geometry
Parallel lines in space are coplanar. A. always B. sometimes C. never
asked by Kate 
Calculus
A professional athlete signs a fouryear contract in which the earnings can be modeled by c = 300,000 + 750,000t, where t represents the year. (a) Find the actual value of the athlete's contract. (b) Assuming an annual inflation rate of 4%, what is the
asked by Calculus Help 
mathematics
The amount basketball coach spends at a sporting goods store depends on the number of basketball the coach buys.The situation is represented by the function rule a=15b
asked by Jamie 
Calculus
A professional athlete signs a fouryear contract in which the earnings can be modeled by c = 300,000 + 750,000t, where t represents the year. (a) Find the actual value of the athlete's contract. =7200000 (b) Assuming an annual inflation rate of 4%, what
asked by Calculus Help 
Physics 101
A carousel has a diameter of 10 m. How far (path length) does little Joey, strapped in at the very edge of the carousel, travel if the carousel is rotated through angle of 45 degrees, 45 rad and 45 rev, respectively?
asked by Brittany 
GEOMETRY
A conical tent made of canvas has a base that is 20 feet across and a slant height of 14 feet. To the nearest whole unit, what is the area of the canvas, including the floor? Use 3.14 for pi. A. 754 ft^2 B. 1,193 ft^2 C. 2,135 ft^2 D. 534 ft^2 This
asked by null.&.void 
English Language
Is this sentence a declarative or interrogative? "I wonder if all mammals have fur"
asked by Sherry 
Math
Jamal is making pancakes. He has 6 and three fourth cups of batter, but he needs a total of 12 cups. How much more batter does Jamal need? How do I go about figuring the above problem out?
asked by Patrick 
Chemistry (Check)
In a calorimeter experiment done at constant pressure in which all the heat from a chemical reaction was absorbed by the surrounding water bath, the temperature of the water went up by 2.31 K. If the size of the water bath was 200 g, what was the amount of
asked by Anonymous 
math
How do you round 6 and 1/2
asked by gvfgnbfgbctbv 
math
Solution of the equation 4/x5/y=x+y/xy+3/10 and 3xy=10(yx)
asked by zaib ali 
math
The number n satisfies the relationship n > 0. Write three inequalities to express the relationship between n and 1/n. THANK YOU!
asked by kimie 
Science
The geologic time scale originally ordered Earth's rocks by: A. absolute age B. relative age*** C. composition D. decades and centuries Where did scientists originally get their information to develop the geologic time scale? A. They collected and studied
asked by Anonymous 
accounting and finance
The dates of importance in connection with a cash dividend declared and paid of $375,000 on a corporation's common stock are June 6, July 15, and August 14, Match the dates to what they are called: Date of Record, Date of Declaration, Date of Payment
asked by Anonymous 
Math homework
Kieth spends 1/6 of his savings on a magazine and 2/5 of the remainder on a storybook. What fraction of his savings is left?
asked by Nathan 
Math homework
There are caps in a box. 1/6 are red, 1/3 are blue, and 3/7 of the remainder are green. There are 27 green caps, how many caps are there in total.
asked by Nathan 
Maths
Find the coordinates of intersection for the following of line and curve x^2+2y^2=36 x+y=6 I know I hav to do it simultaneously but Im struggling Please explain step by step so I know for future reference Thanks
asked by Anonymous 
Chemistry
Nitrogen and oxygen can react directly with one anotheer to produce nitrogen dioxide according to N2(g) + 2O2(g) > 2NO2(g) The reaction may also be imagined to take place by first producing nitrogen oxide N2(g) + O2(g) > 2NO(g) which then produces NO2
asked by Sarah 
ChemistryDr.Bob
What is the effective nuclear charge of the following? F Na+ I know that for F it is 97=2 and for Na+ it is 112=9, but what about the charges?? I don't understand what effect do the charges make? If 97 then isn't it just simply F and not F?
asked by Rucha 
Art
Why did artist Christo think it was important not to rely on any donors when he wrapped the Miami islands in pink? A: He was independently wealthy & didn't need donors B: He wanted to prove he could do everything on his own, independently. ** C: He wanted
asked by ...K... 
Chemistry
Predict whether each of the following reactions would be exothermic or endothermic. a. CO(g) > C(g) + O(g) b. 2H(g) + O(g) > H20(g) c. Na+(g) + Cl(g) > NaCl(s) What is the sign of DH in each of these reactions? Please explain. I am very confused.
asked by Anonymous 
physics b
You add 8950 J of heat to 174 g of iron. What is the temperature increase of the iron (c = 452 J/(kg • C°))?
asked by destiny 
Art
1.Which element did this artist use most to emphasize her original creation of a cotton candy creature? A. negative space b. color c. line d. texture
asked by Animal_Lover 
math
ruth bought 18 pieces of candy. he gave 1/6 of apples to each of his 5 friends how many apples did each friend get
asked by ninnie 
chemistry
Which is the molecular formula of a compound with the empirical formula BCH3 and a molecular mass of 103.38g/mole?
asked by Taylee 
Math
Suppose you are driving to visit a friend who lives far away. You are driving at an average rate of 55 miles per hour. You must drive a total of 295 miles. If you have already driven 20 miles, how long will it take you to reach your destination? A) 2 hours
asked by Anonymous 
Geometry
Which statement is a good definition? You are a teenager if and only if you are 15 years old. You are not a teenager if and only if you are less than 13 years old. You are 13 to 19 years old if and only if you are a teenager. You are 15 years old if and
asked by Nicole 
Geometry
A particular model of walkietalkie can broadcast in a circular area. The radius of the broadcast area is 10,000 feet. Find the area of this circle to the nearest square foot. Use 3.14 for pi. A. 314,000,000 ft^2 B. 100,000,000 ft^2 C. 1,256,000,000 ft^2
asked by mellamoesliza 
Vocab
An exclusive control like in a business A. Bureaucracy B. Balance and Trade C. Monopoly D. Checks and Balances A???
asked by Alex 
science
6) In ovaries, the final products of meiosis are A) haploid cells. B) diploid cells. C) triploid cells. D) polyploid cells. 7) Which example represents a DISADVANTAGE of asexual reproduction? A) Genetic variety slowly causes hundreds of species of beetles
asked by crossfire 
8th grade math
please help! x y 1 7 2 10 3 13 4 16 what is the equation/expression that could be used to find y?
asked by ella 
geometry
A conical tent made of canvas has a base that is 20 feet across and a slant height of 14 feet. To the nearest whole unit, what is the area of the canvas, including the floor? Use 3.14 for pi. A. 754 ft^2 B. 1,193 ft^2 C. 2,135 ft^2 D. 534 ft^2 This
asked by null.&.void 
Chemistry Lab Work Help!
We used a buret today, and I don't get how to calculate volume. I have an initial reading of 49.97 and a final buret reading of 30.49. How do I get the volume? I thought I just subtracted the final from the initial, but someone said their tutor told them
asked by Anonymous 
social studies please help me just 3 questionsASAP
1 one serious problem caused by growing population is________? A. a higher death rate B. not enough available jobs. C. too much energy production.***** D. fewer medical advancements. 2 Large numbers of people have moved from rural areas to urban areas
asked by chloe 
natural science
Concentrated sulphuric acid is 90% of the solution it is made of and the remaining mass is water.the molarity of the 90% is 12.2M at room temperature.what is the density of this solution at room temprature
asked by pethias 
Calculus
Find the area of the unbounded shaded region. Y= 7/ SQRT 7X
asked by Please Help Me ! 
Math
An airplane flys at a constant altitude of 2 miles and a constant speed of 600 miles per hour on a straight course that will take it directly over a kangaroo on the ground. How fast is the angle of elevation of the kangaroo's line of sight increasing when
asked by John 
PHYSICS
The drawing shows a collision between two pucks on an airhockey table. Puck A has a mass of 0.0280 kg and is moving along the x axis with a velocity of +6.64 m/s. It makes a collision with puck B, which has a mass of 0.0560 kg and is initially at rest.
asked by Anonymous 
Maths
Show that (x+5)^22 is always a negative Please help. Thankyou
asked by Anonymous 
South pike
8x/3+2/9
asked by Dominique 
PHYSICS
Chapter 07, Problem 48 Two particles are moving along the x axis. Particle 1 has a mass m1 and a velocity v1 = +5.0 m/s. Particle 2 has a mass m2 and a velocity v2 = 7.9 m/s. The velocity of the center of mass of these two particles is zero. In other
asked by Anonymous 
Chemistry
How many moles of gas must be forced into a 4.4 L tire to give it a gauge pressure of 32.4 psi at 30 ∘C? The gauge pressure is relative to atmospheric pressure. Assume that atmospheric pressure is 14.5 psi so that the total pressure in the tire is 46.9
asked by Staci 
8th grade math
please help! x y 1 135 2 220 3 305 what is the expression/equation that could be used to find y?
asked by ella 
MATH
complex reactions of Co(NO3)2.6H2O+(NH4)2CO3+NH4OH+H2O2
asked by SHLAW 
PHYSICS
John’s mass is 82.7 kg, and Barbara’s is 61.9 kg. He is standing on the x axis at xJ = +9.82 m, while she is standing on the x axis at xB = +4.83 m. They switch positions. How far and in which direction does their center of mass move as a result of the
asked by Anonymous 
Math
A manufacture has been selling 1400 television sets a week at $450 each. A market survey indicates that for each $14 rebate offered to a buyer, the number of sets sold will increase by 140 per week. a) Find the function representing the demand , where is
asked by sarm 
Math
Is there another number that has the prime factorization 2x5 to the six power
asked by Rosangela 
Algebra
A 42 ft guy wire reaches from the top of a pole to a point on the ground 15 ft. from the pole. Find how high up the pole does the guy wire reach?
asked by matt 
Algebra 2
A share of ABC stock was worth $60 in 2005 and only worth $45 in 2010. Find the multiplier and the percent decrease.
asked by Tom 
MATH
A PARK, IN THE SHAPE OF A QUARDILATERAL ABCD HAS ANGLE C=90˚,AB=9m , BC= 12m, CD= 5m AND AD=8m. HOW MUCH AREA DOES IT OCCUPY ?
asked by JASWANT SINGH 
st johns
how to graph y equals to 2x squard plus 3x plus 2
asked by sujer 
Statistics Help Please!
When computing a ttest, it is important to distinguish between directional and nondirectional hypotheses as the direction will determine the rejection regions. Describe how the rejection regions would differ according to the type of hypothesis you would
asked by Bradman 
PHYSICS
A pitcher throws a curveball that reaches the catcher in 0.64 s. The ball curves because it is spinning at an average angular velocity of 350 rev/min (assumed constant) on its way to the catcher's mitt. What is the angular displacement of the baseball (in
asked by Anonymous 
math
According to Curcio and Schwartz, which of the following statements is true?
asked by Anonymous 
Pre calc
Bo has $800 that he wants to turn into $1100 in 5 years. If interest is compounded daily, calculate the interest rate he would need to make this happen.
asked by Mike 
Maths
Find the remainder when the function f(x)=x^36x^2x+30 is divided by (4x1)
asked by Anonymous 
Social Studies
what contribution did henry clay make to the issue of slavery
asked by Lauren 
math
The number m satisfies the relationship m < 0. Write an inequality expressing the relationship between m and 0. Explain your reasoning. THANK YOU!!
asked by kimie 
Math
If Jo has 1/3 as many fish as Hannah. Hannah has 5 times as many fish as ping. If ping has 336fish, how many fish does Jo have
asked by Levon 
Social Studies
In what ways were diverse people from the Arabian Peninsula through the Middle East, North Africa, and into Spain united? What held them together and unified them, and how was this done? The time zone was between 500 to 700 CE.
asked by Sam 
maths
if mr james was 54 years old five years ago, 1. represent this mathematically 2. find his present age 3. if he is twice his sons age, find the sons age
asked by SentyDaSilvaJnr 
Math
A farmer has 54m of fencing with which to build two animal pens with a common side. one pen is rectangular; the other is square. if the area of the pens is to be maximized, what are their dimensions?
asked by Austin 
Integral Calculus  Series
Find if series is convergent or divergent. Series from n=2 to infinity (4n+7)/(3n^3 8n)
asked by John 
chem
The molar mass of hydrogen fluoride, HF, is 20.0 g/mol. If 17.0 grams of HF are dissolved in water to give 200.0 mL of solution, what is the molarity of this solution?
asked by angel 
Math
Joan has two similar rectangular shaped pieces. One has with 4 inches in length 6 inches and the other has a width of 4 inches period what is the area of the larger rectangle piece. use proportions
asked by Emily 
science help
Two scientists did the same experiment but arrived at different results. The scientists most likely did not have accurate data and information misunderstand each other's interpretations belong to different backgrounds did not have instruments to take
asked by Oscar 
math
A photo measures 10cm by 8cm. if you wish to increase each picture of the side uniformly by such that the area increased by 75%, what will the new dimensions be
asked by Francesco 
statistics
A student has a mean score of five tests taken. What score must she obtain on her next test to have a mean average of 88 on all six tests?
asked by ivy 
math
Is there Distribute Property of Division over addition or subtraction? I have all ready have the information for Multiplication and can you please help as soon as possible as I have a test on this tomorrow!! Thank you.
asked by Sasha 
precalc
I don't understand how to do these w/o calc. I tried to write it in a way that will make someone understand how to read it. Hope I typed it clear enough.Thanks so much for the help anyone! How to find the exact value of logarithm: 10. log5^100 log5^4 11.
asked by Katie 
Math
A Gardner adds 3.5 oz of plant food to 2 gallons of water. The amount he was supposed to add is 4 oz. what is the percent error in mixing the plant food
asked by Joseph 
accounting and finance
1.Yukon Bike Corp. manufactures mountain bikes and distributes them through retail outlets in Canada, Montana, Idaho, Oregon, and Washington. Yukon Bike Corp. has declared the following annual dividends over a sixyear period ending December 31 of each
asked by Anonymous 
Math
1. Write the following ratio in simplest form: 32 min:36 min 8:9 8:36 32:9 128:144 2. Marie saved $51. On Wednesday, she spent $8 of her savings. What ratio represents the portion of her total savings that she still has left? 43:8 8:51 43:51 59:51 3. The
asked by Anonymous 
Statistics Help!
An insurance company asks you to determine whether older drivers are safer than younger ones. Provide a directional hypothesis related to this study. Then, explain how you would need to change the hypothesis so that it would be nondirectional. What
asked by Bradman 
Math
You are training for a marathon. Currently, you can run 12 miles. You increase the distance you run on your longrun day by 7/10 mile each week. In how many more weeks will you be able to run 26 miles?
asked by Howayda 
accounting and finance
3. Bond Price Walt Disney 7% bonds due in 2032 were recently selling for 149.01. Are the bonds selling at a premium or discount? Is the coupon rate higher or lower than the market rate? Will the proceeds from the bond be more or less than the face value?
asked by Anonymous 
Math
You are cutting strips of cloth out of a 36inch by 45inch piece of cloth. You want each strip to be 45 inches long and 3 3/8 inches wide. Question 2: How many strips can you cut out of the cloth?
asked by Howayda 
accounting and finance
4. Dividends Per Share Scan Tech Inc., a developer of radiology equipment, has stock outstanding as follows: 24,000 shares of 2%preferred stock of $75 par, and 100,000 shares of $8 par common. During its first four years of operations, the following
asked by Anonymous 
accounting and finance
5. What are the proceeds If a company issues 10 year bonds with a face value of $10,000,000 in bonds with a coupon rate of 7% and a market rate of 7.5% paying interest payments semi annually. Will they sell at a premium or a discount?
asked by Anonymous 
physics
A stone is thrown from a height of 1.8 with a velocity of 29.4. How long does it take to reach its greatest height? I'm sure it has something to do with the s=ut+1/2 at squared not sure though
asked by Jack 
Algebra
Write two different inequalities that you can solve by adding 2 to each side and then dividing each side by 12.
asked by Zero 
Maths
(x5)(x3)>K Find all possible values of k
asked by Anonymous 
chemestry
what is the density f 8L of N2 at 25 degreese C at 760 mmhg?
asked by Anonymous 
shs
what are the convertion table for the temperature
asked by jm 
William Pescod High School
History, tourism, biology and mathematical literacy What can I become with these subjects?
asked by Mahmood 
Civics
Patrick Henry made this statement in his speech at the Virginia Ratifying Convention. The purpose of the speech was to explain why he opposed ratifying the Constitution without a Bill of Rights. Quotation taken from a 1788 speech by Patrick Henry at the
asked by Please Help me Please 
math
A company car is purchased for Rs 23580 and is expected to be driven 95000 miles before being sold.The expected salvage value for the car is Rs 2300.Find the unit depreciation for the car.
asked by Asadullah khan 
Math
How can you use twostep equations to represent and solve realworld problems?
asked by Hunter 
ics
Chemistry,what is the k.e of 4 moles of nitrogen gas at 127 degree centigrade?
asked by usman 
Math
Which statement is true? A. Every rational number is a square root. B. Every irrational number is a fraction. C. Every rational number can be written as a fraction. D. Every square root can be written as a whole number I go with C
asked by Katherine 
Maths
Rewrite in form of ax^3+bx^2+cx+d (x1)(x^2+x+1)=2x^217 I got x^32x^218 Is this correct? I am also then asked to show that (x+2) is a factor of the above polynomial. Thanks
asked by Anonymous 
Math
A pack of cinnamonscented pencils sellaell for $4.00.What is the sales tax rate if the total cost of pencils is $4.32?
asked by Jadyn 
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 
Maths
A) Express 10xx^227 in form (mx)^2 +n B) Hence show that 10xx^227 is always negative Thankyou
asked by Anonymous 
Geometry
Find the slope of the line (2,3) and (5, 2) a. 1/7 b. 1/7 c. 7 d. 7
asked by null.&.void 
English
1. He became the captain of the class. 2. He became the president of the class. 3. He became the head of the class. 4. He became the leader of the class. ============== Which ones are commonly used? What is the suitable name for the student who represents
asked by rfvv 
Maths
Line l is y=2x3 Curve c is y=(x+2)(x4) What are the coordinates for the line and the curve? Thankyou
asked by Anonymous 
Maths
By completing the square show that f(x)=0 has only 1 root F(x)=x^32x^216
asked by Anonymous 
Ela
What are some topics I can use for a narrative poem ?
asked by Anabelle 
Math
solve by graphing x2y=8 and x+2y=0 x=8+2y points (10,1), (12,2)would be graphed x=02y points (2,1), (4,2)would be graphed to form a slope i got the graphing correct but what would be the solution...how would i write it?
asked by Alea 
Math
Help me! T~T How do you subtract with algebra?
asked by Audrey 
Chemistry
Assign oxidation numbers for the following chemical equation: 2Al + 3H2SO4 > Al2(SO4)3 +3 H2 What was oxidized? What was reduced? My answer: Oxidation numbers going from the left side of the chemical eq to the right side.. Al: 0 H: +1 S: +6 O : 2 Al:
asked by Rucha 
Math
A manufacture has been selling 1400 television sets a week at $450 each. A market survey indicates that for each $14 rebate offered to a buyer, the number of sets sold will increase by 140 per week. a) Find the function representing the demand p(x) , where
asked by jeff 
Math
Each morning, the baker gets up early to bake products for the shop to sell throughout the day. He likes to have 36 boxes of each item available in the shop. How much of each item will he need to bake? (Remember to use equations with a letter standing for
asked by Paul 
Math
The top and bottom margins of a poster are 8 cm and the side margins are each 9 cm. If the area of printed material on the poster is fixed at 382 square centimeters, find the dimensions of the poster with the smallest area.
asked by domingo 
PreCalculus
1) For tax purposes a manufacturer is allowed to depreciate the value of a machine by 10% each year. If the original value of the machine was $10,000, what would be its value for tax purposes at the end of 6 years. (Assume the depreciation is computed at
asked by Anon 
Math
30 g services nag of a certain breakfast cereal has 0.5 g of salt . How much salt would that be in milligrams
asked by Mit 
maths lit,physics,life science n tourism
i don't know which career to choose can you help me ?I'm doing grade 11.
asked by anita 
physics
what is diffraction? When does it occur? Which waves will defract more when passing through an opening?
asked by mara 
college algebra
The rodent population in a city is currently estimated at 70,000 and is growing according to the Malthusian model. If it is expected to double every 3 years, when will the population reach one million? (Round your answer to one decimal place.)
asked by Taylor 
Chemistry
Predict whether each of the following reactions would be exothermic or endothermic. a. CO(g) > C(g) + O(g) b. 2H(g) + O(g) > H20(g) c. Na+(g) + Cl(g) > NaCl(s) What is the sign of DH in each of these reactions? Please explain. I am very confused.
asked by Anonymous 
Chemistry
Nitrogen dioxide is one of the components of photochemical smog. a.The energy required to split NO and O from NO2 is 305 KJ/mol. If there are 6.02E23 particles/mol, what is the energy required to do this? (I got 5.07E24) b. What is the maximum wave length
asked by Brooke N 
Chemistry
Predict whether each of the following reactions would be exothermic or endothermic. a. CO(g) > C(g) + O(g) b. 2H(g) + O(g) > H20(g) c. Na+(g) + Cl(g) > NaCl(s) What is the sign of DH in each of these reactions? Please explain. I am very confused.
asked by Anonymous 
MLA citation
So I need to cite an article in this sentence: According to an article from the Huffington Post titled "Textual Harassment Another Form of Bullying", “it means repeatedly sending offensive, inappropriate, and unsolicited texts aimed at bullying,
asked by mysterychicken 
Math
how would I solve this on a graph? 3x2y=18 and 3xy=0 how would my equations look? y=9+3/2x y=0+3x correct?????
asked by Alea 
Math
Identify the form of this equation 5x+4y=8
asked by Bye 
Math
A function's graph may include solutions that do not appear in its table of values. a. true*** b. false
asked by Kaai97 
Geography
What is an alternative strategy the Haitian people could have done at Guantanamo bay instead of coming in as refugees
asked by Anonymous 
chemistry
1. How many grams of calcium chloride (CaCl2) are there in 600.0 mL of an aqueous solution that has a concentration of 0.450 M CaCl2? 2. The conjugate base of HS is: 3. What mass of calcium chloride, CaCl2, is needed to prepare 3.65 L of a 1.75 M
asked by angel 
physics b
A nail driven into a board increases in temperature. If 60% of the kinetic energy delivered by a 1.8 kg hammer with a speed of 7.8 m/s is transformed into heat that flows into the nail and does not flow out, what is the increase in temperature of an 8 g
asked by destiny 
Math
Please help me solve this one. I am looking for 4 digit answers for PLAE and MMSS MAKE+SEAK=PLAE ELKS+ESSK=MMSS
asked by Jay 
Math
A movie store sells DVDs for $11 each. What is the cost C of n DVDs? Identify the situation as discrete or continuous. a. C=11n;continuous*** b. C=11+n;discrete c. C=11+n;continuous d. C=11n;discrete
asked by Kaai97 
algebra
Name the binomial you can multiply by (x + 9) to get the product x^2 + 5x  36. A. 4  x B. x + 6 C. x  4 D. x  6
asked by thanksgiving 
math
the mean on the SAT verbal test is 505 with a standard deviation of 111. Assume the variable is normally distributed. Find the probability that the test scores are less than 600
asked by blaire 
Science
How does the direction of the electric current, moving across a battery powered device, differ from the direction of travel in the AC current sent to homes and businesses
asked by Hannah 
math
K/5 greater than or less than 4
asked by coollll 
Science
An electric fence displays a warning sign about the voltage and amperage of the fence. How would amperage and voltage affect the power of the fence?
asked by Annie 
Algebra
What percent of 25 is 10? A)10=x•25;40% ** B)10=x•25;250% C)25=x•10;4% D)25=x•10;250% The sales tax is 6.9% A.Find the tax paid for a pair of boots with a list price of $128. B.What is the total cost of the pair of boots. 1)$8.83; $128.88 2)$8.83;
asked by ALGEBRA HELP 
physics
what is heat
asked by mara 
tech math
Each cylinder bore of a cylinder engine has a diameter of 2.50in. and a height of 4.90 what is the combined total surface area of all four cylinder?
asked by william 
science
What are those
asked by Kyle Hall 
Energy science
The deepest well from which water can be pumped, by creating a vacuum on the top end of the pipe, is 10 m (34 ft). In drilling for oil, wells of a mile or more in depth have to be made. From this depth, how do you think the oil is recovered? .
asked by Anonymous 
math help one question
Identify the form of this equation 5x+4y=8
asked by Bye 
Math
A 12 pack of cinnamon scented pencils sells for 3.00 at a school booster club sale. What is the sales tax rate if the total cost of the pencils is 3.21?
asked by Anonymous 
hshc
What is the average speed of a a car that travels 3km in 2 hours
asked by autum 
Science
What must happen to the electrons in a material to create an electric current?
asked by Annie 
Physics
Find the minimum initial speed of a projectile in order for it to reach a height of 2022 km above the surface of the earth.
asked by Rebecca 
Precalc
1) Janet is offered a job with a starting salary of $15,000, and a guaranteed annual increase of $600. If she takes the job, what will be her guaranteed salary for the 10th year? What would her total earnings be for the first 10 years? Answer: $21,000 ; $
asked by Ron 
Science
If you were creating a lamp by hand what type of material would you chose for the wiring and what material would you chose to coat the wiring? Why?
asked by Annie 
Chemistry  Energy: Phase Changes
If 13.4 kJ of energy are added to 1.00 kg of ice at 0 degrees Celsius, how much water at 0 degrees Celsius is produced? How much ice is left? The molar heat of melting is 6.01 kJ/mol. So... 6.01 kJ > 1 mol (6.01 kJ of energy can melt 1 mole of ice)
asked by Kid 
Chemistry
Predict the Order of increasing bond length for (i) H2(g) (ii) I2(g) (iii) F2(g) I don't know how I should know
asked by Anonymous 
physical science
Memo of physical science question 7 November 2014 grade 11
asked by Anonymous 
Physics
How far above the surface of the earth would you have to be before your weight is reduced by 13.52%?
asked by Rebecca 
Science
If you were to walk toward a Van der Graaf generator, the effect of its electrical field would get weaker as you got to it. True or False? I say False.
asked by Issac2003 
math
A rectangle piece of gold has dimensions 0.3125in. by 18.0in by 15.0 in what is its total surface area? if gold weighs 0.698lb/in3, determine its weight.
asked by william 
World History
When do the number of social movements increase? a During an economic expansion b during population shrinkage c during political stability d when a society experiences a cultural crisis My answer is D
asked by Steve 
Chemistry  Energy: Phase Changes
An ice cube at 0 degrees Celsius is placed in a pouch and dropped into 30.0g of water in a cup at 45 degrees Celsius. The ice cube melts and the resulting water warms up. The lowest temperature reached by the 30.0g of water in the cup was 20.0 degrees
asked by Kid 
Maths
What is x^32x^2+16 divided by x+2 Please help
asked by Anonymous 
English
Hi. I want to know how you write a 5 paragraph essay. Thank you.
asked by stephania 
Chemistry
How man kilojoules of energy are needed to vaporize a 28.6g sample of liquid benzene at its normal boiling point of 80C?
asked by Judy 
Language arts.
Which is the best prediction based on the first three sentences of the selection?
asked by Jasmine 
math
an isolation triangle has a base of 6 units and a height of 12 units. find the maximum possible area for a rectangle that is inscribed in the triangle and has one side resting on the base of the triangle. what are the dimensions of the rectangle of maximum
asked by Anonymous 
math
A cyclinder cooling tank has an outside diameter of 6.00 ft. the wall on all sides are 5.00in thick and the tank is 10.0ft tall. how many gallons of water will this tank hold?
asked by william 
Algebra
how would I solve this on a equation to graph and what would my slope be? 3x2y=18 and 3xy=0
asked by Alea 
ALGEBRA
Name the binomial you can multiply by (x + 9) to get the product x^2 + 5x  36. A. 4  x B. x + 6 C. x  4 D. x  6
asked by thanksgiving 
Math
Check my answer? As estimate for square root 47 is between _____________ 1: 4 and 5 2: 5 and 6 3: 6 and 7 4: 7 and 8 Is the answer 6 and 7?
asked by Anonymous 
enocomics
The following are to be answered: 1.How did the decline in home prices in 20062008 affect aggregate demand? 2.What's wrong with classical theory? Why didn't sales and employment increase in 1929 1933, in respect to decline prices and wages? Due date:
asked by adebisi 
Geometry
Find the midpoint of the segment with the given endpoints. D(1, 2) and E(–3, 6) A. (–7, 10) B. (–2, 2) C. (–1, 4) D. (4, 64) Is it C? (step by step explanation please :3)
asked by ((((freehugs)))) 
Maths
What is x^36x^2x+30 divided by 4x1? Please help x
asked by Anonymous 
Chemistry
Use the following data 2C(s) + 4H2(g) > C3H8(g) DH= 103.85 kJ/molrxn C(s) + O2(g) > CO2(g) DH= 393.51 kJ/molrxn H2(g) + 1/2O2(g) > H2O(g) DH= 241.82 kJ/molrxn to calculate the heat of combustion of propane, C3H8 C3H8(g) + 5O2(g) 3CO2(g) +
asked by Anonymous 
Probability
You have a 5question multiplechoice test. Each question has four choices. You don’t know any of the answers. What is the experimental probability that you will guess exactly three out of five questions correctly?
asked by LittleMissSunshine 
Chemistry
Which is easier to remove an electron from, N or O? Why? Is it O? Which is easier to remove an electron from, B or Be? Why? Is it B?
asked by Rucha 
Math
Karl's scores on the first five science tests are shown in the table. Test 1 Test 2 Test 3 Test 4 Test 5 85 84 90 95 88 Part A. Write am inequality that represents how to find the score he must receive on the sixth test to have an average score of more
asked by Wendy 
Math
I have a bunch of math problems I desperately need help with. It is conversion. 1. 192 fl oz = pt 2. 15 pt= c 3. 240 fl oz= c 4. 32 qt = gal 5. 10 qt= c 6. 48 c = qt 7. 72 pt = gal 8. 128 fl oz= pt Please help me with the above. I do not know what I am
asked by Patrick 
Civics!!
What is the 8th amendment. Don't say complicated stuff lol.
asked by Moo 
math
18 pieces of candy give 1/6 to 5 friends how many did each get
asked by ninnie 
Algebra Probability PLEASE HELP
You have a 5question multiplechoice test. Each question has four choices. You don’t know any of the answers. What is the experimental probability that you will guess exactly three out of five questions correctly?
asked by LittleMissSunshine 
Math
What is 50x50=?
asked by stephania 
English 1
How is H. G. Wells’ fictional world in War of the Worlds similar to the real world?
asked by Jasmine 
bfmsss
please I need help i this question.Solve 2*=7 using logarithm tables
asked by shola 
Algebra HELP!
how would I solve this on a equation to graph and what would my slope be? 3x2y=18 and 3xy=0
asked by Alea 
language arts help
Choose the meaning that best matches the word in italics. The speaker spoke with such eloquence and passion that he received a standing ovation at the end. emptiness distraction incompetence expressiveness
asked by anon 
Math
Find the total amount saved on interest by refinancing
asked by Anonymous 
math
A lap pool is going to be built that is 20 times long as it is wide. The builder has 150 feet of decorative tile to place along the perimeter of the pool. What are the dimensions of the pool?
asked by Jodie 
Math
Can someone check my answers when a skydiver jumps from an airplane, the distance d in feet the diver falls in t seconds before opening the parachute is given by the formula d=16t2. the formula assumes that there is no air resistance. find the time it
asked by Anonymous 
Lang. Arts
What is a sentence that uses Autograph?
asked by Anonymous 
Calculus
Use integration by parts to evaluate the definite integral. S 12 x/sqrt of x+4 dx 0
asked by Justin 
Chemistry
If I have 4.53*10^15 moles of tantalum atoms, how many tantalum atoms do I have?
asked by Tay 
math
of the 200 eighthgraders,70 are going on the class field trip.what percent of the eighth grade is going on the field trip A 35% B 40% C 65% d 70% i can't find the answer?
asked by need help 
Science
Consider the following reaction: CaCO3  CaO + CO2 Calcium carbonate (CaCO3) was heated to yield CaO and CO2. If 60.0g of CaCo3 was heated and the yield for CaO was 44.6%, calculate the mass of CaO created.
asked by Nasa 
chemistry
can some one help me with a few chem questions please. A chunk of iron weighs 4.32 g. a) How many iron atoms are there in this sample? 55.85 g Fe = 1.00 mol Fe = 6.022 x 1023 atoms Fe b) How many moles of iron are there in this sample? 2. . You have a
asked by anna 
Chem
What is the mass in amu of 3.12 moles of Ba(NO3)2?
asked by Tate 
Physics/Science
During a baseball game, a batter hits a pop up to a fielder 72 m away. The acceleration of gravity is 9.8 m/s^2. If the ball remains in the air for 5 s, how high does it rise?
asked by KT 
biology
3. A cylinder and an airtight piston are used in the following experiment. The piston is pushed up and down in the cylinder and the resulting pressure of the air inside the cylinder is measured with a pressure gauge. The results of the experiment are
asked by kado 
writing
how might someone who listened to the play from the beginning react differently from someone who tuned in late?
asked by Derick 
Social Studies
Why do you think Marie Antoinette's spending and lavish lifestyle angered the French?
asked by Anonymous 
Precalculus
Show the first three terms of each related sequence or series and solve each problem. 1) Jerry hopes to buy a camera which costs $680. He plans to save $5 more each month than in the month before, beginning with $5 this month. In how many months will he
asked by Claire 
Maths
Show that (x + 1)(x – 3)(x – 4) = x3 – 6x2 + 5x + 12 I'm so sorry but I can't show any working for this as I don't have a clue how to factorise when there are no common letters and numbers? Thanks!
asked by Maria 
Chemistry
On Earth, naturally occurring calcium metal contains 6 isotopes: Ca40, Ca42, Ca43, Ca44, Ca46, Ca48. Select all of the following that are true for a sample of naturally occurring calcium. A) The average mass of the calcium atoms is 40.078 amu. B)One
asked by Kayte 
Algebra
x+2y=6 2x+4y=32 how would i graph them and what would be my points?
asked by Alea 
More Civics
What happens to an amendment that is not ratified? A) it goes back to the senate for a vote B) it is not put in the constitution, but remains a law C) it is sent to the president D) it is not put in the constitution and it is not a law pls help :3
asked by Moo 
science
Student were given a mkxture of marbles,salt sand,and pebbles. Most efficent way to separate this listing 5 step direcxion and the method and what you will be separating?
asked by biby 
physics b
If heat Q is required to increase the temperature of a metal object from 4°C to 6°C, the amount of heat necessary to increase its temperature from 6°C to 12°C is _____.
asked by marie 
English
Posted by rfvv on Tuesday, November 10, 2015 at 5:23pm. 1. Yosemite is famous for its natural wonders. 2. We arrived at Yosemite in the afternoon. ===================== In the sentences above, what does "Yosemite" mean? Is it Yosemite Valley or Yosemite
asked by rfvv 
Geometry
Find the area of a square with side length 13 ft A. 676 ft^2 B. 169 ft^2 C. 338 ft^2 D. 343 ft^2 There is no picture with this...
asked by null.&.void 
english
what is suddenly?
asked by misty 
Vocab
A Person who works and provides services for a fee, but not a full time employee. A. Vendor B. Broker C. Contractor D. Appraiser I think it would be C...?
asked by Alex 
math
Is question multiplication or adding. Leoard read 85 Pages per day for 78 Days.How much did he read altogether?
asked by Mackenzie 
Algebra 2
Simplify the following exponents. (3m^2n^7/m)^5
asked by Tom 
Social Studies (please help)
In what ways were diverse people from the Arabian Peninsula through the Middle East, North Africa, and into Spain united? What held them together and unified them, and how was this done?
asked by Sarah 
Maths
Factorise as a product of a linear and quadratic factor. (x+2) is a factor (X^32x^2+16)
asked by Anonymous 
institute of health sciences
Chemistry A) determine the mass of sodium hydroxide needed to prepare 100ml of 0.5M standard solution B) describe the procedure used to prepare the standard solution C) use the 100ml stock solution of 0.5M sodium hydroxide to neutralize H2SO4 by volumetric
asked by trendy 
8th grade math
please help! input1 output45 Whats the relation?
asked by elise 
Physics
A 175N box is placed on an inclined plane that makes a 20.0° angle with the horizontal. Find the component of the weight force parallel to the plane's surface.
asked by Wesley 
Chemistry
The reaction between hydrogen and oxygen to produce water gives off heat. What is the source of this heat? how could this heat be measure?
asked by Anonymous 
Math
I am confused on how to compare 400pt. 100 gal How do I figure out which is greater or less than when it comes to pt and gallons?
asked by Patrick 
PHYSICS
Batman (mass = 87.3 kg) jumps straight down from a bridge into a boat (mass = 680 kg) in which a criminal is fleeing. The velocity of the boat is initially +14.8 m/s. What is the velocity of the boat after Batman lands in it?
asked by Anonymous 
algebra 1
Which of the following options results in a graph that shows exponential growth? a) f(x) = 0.4 (0.2) ^x b) f(x) = 4(0.98)^x c) f(x) = 0.7(5)^x d) f(x) = 5(4) ^x I think it is c, can you please help?
asked by Please help 
Algebra 2
The lenths of the side of a triangle are x+4 units, x units, and x+1 units. Express the perimeter of the triangle as a polynomial in standard form.
asked by Tanya 
8th grade math
Please help! input1 output42 input2 output90 what is the relation?
asked by ella 
science
1) What is the purpose of DNA? A) manufactures proteins B) reduces activation energy C) stores hereditary information D) to aid in facilitated diffusion 2) What process accounts for species diversity? A) mitosis B) meiosis C) predation D) symbiosis 3)
asked by crossfire 
Algebra 2
Simplify the following exponents. (3x^ay^bz^c)(y^fz^g)
asked by Tom 
Art
how are art and conservation science connected in this sculpture? A. The artists was repurposing materials to create art B. The artists only used brandnew materials to create art. C. the artists created a piece that could not be sen by others D.The
asked by Lin 
science
Perfluorotributylamine (PFTBA) is found in extremely low concentrations (0.18 parts per trillion) but it has a great impact on climate. If Pftba concentrations increase, predict what will happen to the climate. Please help?
asked by sam 
algebra
Use Gaussian elimination to find the complete solution to the system of equations, or state that none exists. x+3y+6z=6 y4z=0
asked by steph 
Vocab
A poem that is told in an actual manner. A. Lyrics B. Ballard C. Sonnet D. Genre C
asked by Alex