Questions Asked on
September 11, 2013

Calc BC
Figure out the 35th derivative for xsinx. You have to do a few derivatives by hand to figure our a pattern and then predict the 35th one
asked by Emily 
Physics
Why does J/molC equal J/molK?
asked by cao 
Chemistry
A highprotein diet contains 70. g {\rm g} of carbohydrate, 5.0 g {\rm g} of fat. How much energy in kilocalories does this diet provide? round to the nearest tens place
asked by Jg 
Language
Identify the choice that best describes the underlined word in the sentence. My friend Jorge can play the guitar and sing. Guitar is underlined. A. Part of a compound subject B. Part of a compound predicate C. A direct object I think it is B...?
asked by Cassie 
math
The pressure on a scuba diver at sea level is 14.7 pounds per sq inch (psi). The pressure increases 0.445 psi for each foot of depth. Suppose the pressure on a diver is 41.4 psi. How deep is she?
asked by crystal 
math
Which equation shows the correct use of power of products property? a) (2x^5y^2)^3 = 6x5y^2 b) (2x^5y^2)^3 = 6x^15y^6 c) (2x^5y^2)^3 = 8x^8y^5 d) (2x^5y^2)^3 = 8x^15y^6
asked by victoria 
math
ratio boys to girls 2:7. 250 more girls than boys. how many boys
asked by Savi 
Math
Writ two decimals that are equivalent to the given decimal 5.300 3.7 0.9
asked by Luna 
AP Chemistry
An unknown amount of water is mixed with 350 mL of a 6 M solution of NaOH solution. A 75 mL sample of the resulting solution is titrated to neutrality with 52.5 mL of 6 M HCl. Calculate the concentration of the diluted NaOH solution. Answer in units of M
asked by Gabriella 
math
Earth weight is 5.9736 x 10^24 Kg and Venus is 4.8685 x 10^24 Kg. What is the combined weight of Earth and Venus ? a)10.8421 X 10^26 Kg b)10.8421 x 10^23 Kg c)10.8421 x 10^25 Kg d)1.08421 x 10^25 Kg
asked by victoria 
AP Calculus
A projectile fired upward from ground level is to reach a maximum height of 1,600 feet. What is its initial velocity?
asked by Sarah 
English
Who is the Antagonist in Amy Tan's "A Pair of Tickets"? I know the Protagonist is June May but I couldn't figure out who the antagonist was. Yes, I have read the short story
asked by Alice 
Social Studies
Which of these is most likely a feature of a free trade agreement? a. removing tariffs from imported goods. b. raising taxes on exported goods. c. making it illegal to hire workers in other countries. d. providing money directly to local manufacturers. A?
asked by Anonymous 
macroeconomics
Which of the problems in the construction of the CPI might be illustrated by each of the following situations? Substitution Bias, Introduction of New Goods, Unmeasured Quality Change 1. The invention of the iPod 2. The introduction of air bags in cars 3.
asked by dana 
AP Chemistry
Listerine mouthwash is 21.6% ethyl alcohol by volume. What mass of ethanol is contained in 20.0 mL of mouthwash? (The density of ethanol is 0.789 g/mL.) Answer in units of grams
asked by Gabriella 
Science
A science teacher was curious to see whether offering money for good grades would increase student performance on a test. The teacher offered half the students in the class $5.00 if they got an A on their next test. The other half of the class was not
asked by Anonymous 
Geometry
Kristen lives directly east of the park. The football field is directly south of the park. The library sits on the line formed between Kristen’s home and the football field at the exact point where an altitude to the right triangle formed by her home,
asked by Sam 
Science
If an experiment disproves a scientist's hypothesis, what should the scientist do next? 1. Develop a testable question. 2. Revise the hypothesis and try the experiment again. 3. Develop a theory based on the data gathered in the experiment. 4. Change the
asked by Anonymous 
Physics
A bear running initial speed of 4m/s accelerates uniformly for 18s. What is the bears max speed if it travels 135m during the 18s of acceleration
asked by Me 
MathPlease help
*Is the statement below true of false? The expression (14x + 7y) + 5x + 9(33y + 11) is the sum of three terms. I think this question is true. please explain this to me.Nobody respone to me.
asked by Mi 
Physics I
Suppose a rocket launches with an acceleration of 32.0m/s^2. What is the apparent weight of an 95kg astronaut aboard this rocket?
asked by Ayana 
science
If an experiment disproves a scientist's hypothesis, what should the scientist do next? 1. Develop a testable question. 2. Revise the hypothesis and try the experiment again. 3. Develop a theory based on the data gathered in the experiment. 4. Change the
asked by Anonymous 
algebra
{3x  y= 10 { 4x  4y = 8 Solve the system by graphing
asked by Finally Finishes 
World History
How did Renaissance thinkers think the individual was defined? Explain how this idea can be compared with the value of an individual in ancient Roman and medieval European societies. Any help with this question would be greatly appreciated. Please and
asked by Alexandra 
Social Studies
A government would most likely choose trade barriers in order to: a make more money from taxes b keep popular goods off shelves c help local manufacturers d discourage job growth C?
asked by Anonymous 
Physics
A student throws a set of keys vertically upward to her sorority sister, who is in a window 3.80 m above. The keys are caught 1.80 s later by the sister's outstretched hand. (b) What was the velocity of the keys just before they were caught?
asked by Kelsey 
Science
arrange the following aqueous solutionsin order of increasing freezing points(lowest to highest temperature): 0/10m glucose, 0.10m BaCl2, 0.20mNaCl, and 0.20m Na2SO4.
asked by Jill 
ratios
danny poured 78 liters of water into containers X,Y & Z. the ratio of the volume of water in container X to the volume of water in container Y is 5:2
asked by Anonymous 
Science
which organisms are most important for a healthy lawn? abirds, bmoss, cbacteria, dleaf hoppers, ebees C=Bacteria
asked by Lukas 
trig
How do you solve sin(e^x)=0 for x? The question is "find the smallest number x such that sin(e^x)=0".... but I can't even get AN answer lol! Much appreciated!
asked by Luna 
AP Chemistry
What volume of water was added to the 350 mL of NaOH solution? Assume volumes are additive. Answer in units of mL
asked by Gabriella 
science
Green algae grow in the fur of the South American sloth. The green algae provide camouflage for this treedoweling mammal, and from the fur and skin of the sloth the algae obtain moisture. A moth also lives in the fur. The moth larvae provide waste
asked by Anon 
AP Chemistry
We add excess Na2CrO4 solution to 68.0 mL of a solution of silver nitrate (AgNO3) to form insoluble solid Ag2CrO4. When it has been dried and weighed, the mass of Ag2CrO4 is found to be 0.270 grams. What is the molarity of the AgNO3 solution? Answer in
asked by Gabriella 
Science
1) How does water vapour change into solid and liquid water above earth's surface? 2)does all surface runoff move directley into lakes, rivers and oceans? Please help asap it means alot!
asked by Enviormental Kid 
physics
A scale is marked off in centimeters on a long table. A coin initially at the position labeled 130.0 is moved to the position marked 20.0. What is the displacement of the coin?
asked by lindsey 
language
in which word does able mean the same as it does in the word disagreeable ? a) timetable b) adjustable c) tablet d) stable
asked by victoria 
Chemistry
By how much will the temperature of 2.00kg of air change if it absorbs all of the heat given up when 1.00kg of water cools from 40.degree to 20 degree? Thanks for all your help
asked by Saarah 
algebra
a student write that an=3n+1 is a explicit formula for the sequence 1,4,7,10.explain the error and write the correct explicit formula for the sequence.
asked by dee 
physics
City B is northwest of City A, and the 400 mile trip by car takes 8 hours. The cities are 320 miles apart if able to travel in a straight line. What is the speed of a trip from City A to City B?
asked by BobbieJean 
Math
Can someone give me the answers to pizzazz e8 page
asked by Mikey 
physics
An oceanic depthsounding vessel surveys the ocean bottom with ultrasonic waves that travel 1530 m/s in seawater. How deep in meters is the water directly below the vessel if the time delay of the echo to the ocean floor and back is 6.8 s?
asked by lulu 
Algebra 1 (Ms. Sue)
Paul bought a student discount card for the bus. The card cost $7 and allows him to buy daily bus passes for $1.25. After one month, Paul spent $29.50. How many daily bus passes did Paul buy?
asked by Anonymous 
Physics
A train is traveling down a straight track at 25 m/s when the engineer applies the brakes, resulting in an acceleration of −1.0 m/s2 as long as the train is in motion. How far does the train move during a 50 s time interval starting at the instant the
asked by <3 
physics
Suppose a car is traveling at +22.3 m/s, and the driver sees a traffic light turn red. After 0.351 s has elapsed (the reaction time), the driver applies the brakes, and the car decelerates at 8.00 m/s2. What is the stopping distance of the car, as measured
asked by Julie 
earth science
In what layer of the atmosphere do temperatures rise with altitude? A. Troposphere B. Mesosphere C. Mesopause D. Stratosphere is it d ?
asked by sergey 
Physics
A model rocket is launched straight upward with an initial speed of 57.0 m/s. It accelerates with a constant upward acceleration of 1.50 m/s2 until its engines stop at an altitude of 190 m. (a) What is the maximum height reached by the rocket? (b) How long
asked by <3 
Physics
A model rocket is launched straight upward with an install speed of 57.6 m/s. it accelerates with a constant upward acceleration of 1.70m/s^2 until its engines stop at an altitude of 240m. A. What is the maximum height reached by the rocket? The
asked by Ashley 
chemistry
A gas has a density of 5.56 g/L. a. What volume in milliliters would 4.17 g of this gas occupy? b. What would be the mass in kilograms of 1 m3 of this gas?
asked by elizabeth 
algebra
Paula and Miranda were ask to write an expression to find the total number of shoes in a closet . Let s represent the number of pairs of shoes. Paula wrote s and Miranda wrote 2s. Who is correct ? Explain
asked by Karishma 
Physics
An alpha particle has a mass of 6.64x10^27
asked by Anonymous 
language
The rain and clouds made the day feel so dull. Which is most vivid word to replace the word dull ? a) sad b) gray c) dreary d) bland
asked by victoria 
math
how do you write 3.08 as a fraction?
asked by andy 
Social Studies
What is one benefit of trade? Prices go up for luxury goods from abroad. People have access to more goods and services. Workers may make goods to be sold in other countries Consumers can choose to buy goods made closer to home Is it the third one?
asked by Anonymous 
Sociology
What social and political factors led to the development of sociology as a distinct academic discipline?
asked by Anonymous 
accounting
On January 1, 2012, Lexmark Company's Accounts receivable account had a debit balance of $10,000. During January, 2012, the company billed customers for services in the amount of $300,000. Also during January, the company collected $240,000 from its
asked by Cyncia 
Chemistry
I am having a really hard time setting this problem up to solve can anyone help? Hexane has a density of 0.659 g/mL. How many (mL) would a student need to pour in order to get 49.5g of hexane?
asked by Lynn 
math
Charlie decides he is going to have some friends over for pizza. He estimates that each friend will eat 3 pieces of pizza and knows that East Slide's large pizzas each have 8 slices. How many large pizzas does he need to order if he invites 9 friends?
asked by amy 
world civilization
Kenzaburo Oe: a. is Japan's greatest living poet b. painted the famous portrait of general Macarthur in eight minutes on a sidewalk c. received a noble prize for literature d believes rising materialism in present day japan represents progress
asked by kaye 
Math
Erica has scores:131, 120, and 140, each out of 150 points, on her algebra tests. Use an inequality to find the score she must make on the final exam to pass the course with an average of 80 percent or higher, given that the final is worth 200 points.
asked by Julian 
science
what causes scientific knowledge to change?
asked by shannon 
geometry
If BC = 16 and AC = 29, find AB.
asked by bob 
chemistry
What is the number of moles present in 2.1 x 10²⁴ atoms of C?
asked by dante 
Math
Paulo withdraws the same amount from his bank account each week to pay for lunch. Over the past four weeks, he withdrew one hundred twenty dollars. Which rule best applies to determine the change in his account each week? 1. The product of two positive
asked by Bilbo 
Physics
A hockey player is standing on his skates on a frozen pond when an opposing player, moving with a uniform speed of 2.0 m/s, skates by with the puck. After 2.00 s, the first player makes up his mind to chase his opponent. If he accelerates uniformly at 0.10
asked by <3 
language arts
why is rikki tikki tavi not afraid to fight a cobra snake
asked by katie 
Math ms. Sue please help
Kandace's recipe for cupcake frosting calls for 3 3/4 cups granulated sugar, 3/4 cup butter, 1 2/3 powdered sugar and 6 ounces unsweetened chocolate. How much sugar is in the recipe?
asked by Gabby 
algebra
Please help, I am confused with this problem. My problem is: Beaver Stadium has a capacity of 1081 more than Michigan Stadium. If the combined capacity for the two stadiums is 213,483, find the capacity of each stadium?
asked by Nima 
Math
The pressure on a scuba diver at sea level is 14.7 pounds per sq inch (psi). The pressure increases 0.445 psi for each foot of depth. Suppose the pressure on a diver is 41.4 psi. How deep is she? A spring is 2 in long with no weight suspended from it. For
asked by Betsy 
Calculus
You are creating a rectangular garden and want to surround it with brick edging. You also are going to divide it into two halves with the edging so that your vegetables and herbs are on one side and flowers are on the other. You only have 120 ft worth of
asked by Marco 
chemistry
A gas has a density of 5.56 g/L. a. What volume in milliliters would 4.17 g of this gas occupy? b. What would be the mass in kilograms of 1 m3 of this gas?
asked by elizabeth 
public speaking
when using the internet to conduct research,it is most important to?
asked by sandy 
Physics
A person jumps straight up. Do they spend more time in air while in the top half or bottom half of the total height? What is the ratio of the two times?
asked by John 
Chemistry
A solution is made by mixing 90.6 g of magnesium sulfate heptahydrate with 2320.0 g of water. 690.00 mL of the solution has a mass of 745.20 g. 1. What is the molarity of the magnesium sulfate solution? 2. What is the molarity of the magnesium ion? 3. What
asked by J 
Math ms sue please help
The legs on a kitchen table are 29 7/8 inches high. The top is 48 inches wide and 60 inches long and 1 5/16 inches thick. How high above the floor is the table surface? I got the answer 137 7/8 inches, but I don't think it's correct. Can I get help?
asked by Gabby 
trig
How do you solve sin(e^x)=0 for x? The question is "find the smallest number x such that sin(e^x)=0".... but I can't even get AN answer lol! Much appreciated!
asked by Luna 
LANGUAGE ARTS
Choose the sentence that provides an accurate contrastbased context clue for the italicized word.(1point) He usually only treated people with cruelty, so I was surprised when he showed “compassion” for the crying child.*** I was tired of being
asked by Gabby 
AP Calculus
Two circles of radius 4 are tangent to the graph of y^2=4x at the point (1,2). Find equations of these two circles. I found the derivative of y^2=4x, but i don't know what to do next!
asked by Sarah 
english 11
the statement below represents which genre from the early american and colonial period? i want to explain origins of the natural origins of the natural world and its processes.(1 point) a.the poetry of anne bradstreet b.the oral tradition of native
asked by ray 
speeches
in conducting a personal interview,setting limits on what will be covered should occur?
asked by alicia 
Algebra 1 (Ms. Sue)
1). Solve each equation. 17 = w  4 2/3s = 6 1/3y + 1/4 = 5/12 x/8  1/2 = 6 5/6x  1/3 = 5/2 2). In 1668, the Hope diamond was reduced from its original weight by about 45 carats, resulting in a diamond weighing about 67 carats. Write and solve an
asked by Anonymous 
physics
Suppose a car is traveling at +22.3 m/s, and the driver sees a traffic light turn red. After 0.351 s has elapsed (the reaction time), the driver applies the brakes, and the car decelerates at 8.00 m/s2. What is the stopping distance of the car, as measured
asked by Julie 
Spelling VSP
Pls. tell me if im correct on these following sentences? 1) An author in his memoirs wil ___ about the influence of past relationships. = reminisce 2) It is helpful to have a(n) ______ power source after a hurricane. = auxiliary 3) Proverbs show Solomon's
asked by Losa 
Math ms. Sue please help
Carrie decided to walk the 8 3/10 mi from her house to the city pool. In the first hour, she walked 2 4/5 mi. In the second hour she walked 3 9/10 mi. How much farth did she have to go? I got 1 3/5 mi is that correct? Donald duck set a record when he
asked by Gabby 
chemistry
The urine of horses are mixed with an excess of hydrochloric acid, after some time, a yellowishbrown crystalline precipitate, which have an unpleasant odor, that can't be removed by simply washing with water. This new compound has the following
asked by Ad 
chemistry
A gas has a density of 5.56 g/L. a. What volume in milliliters would 4.17 g of this gas occupy? b. What would be the mass in kilograms of 1 m3 of this gas?
asked by elizabeth 
Math
Explain knowing that 5 divide by 8 equals 0.625 helps you write the decimal for 4 5/8 ps . I really don't get it .
asked by Sarina 
Biology
Give two examples of each classes of phylum mullusca?
asked by Goshi G. Aondofa 
Math
a soup kitchen prepared 2 gallons of soup. how many people can be fed if each serving of soup is 3/4 of a cup? I know the answer is 42 people but I want to known the formula
asked by Evelyn 
To: bobpursley or any math helper
please help me on my questions, I have a big test tomorrow and I don't understand how to do some questions, please help me
asked by Sophie 
Chemistry
What is the freezing point of a solution of sucrose (table sugar), a nonelectrolyte, that contains 60.0 g of C12H22O11 dissolved in 413 g of water?
asked by Jade 
Equation
Four times a number, increased by 25 is 13 less than 6 times the number. What is the number? 4n+25=136n. ???
asked by Matthew 
Math ms. Sue please help
Every day ms. Smith walks around the park near her house. The park is in the shape of a rectangle 3 mi long and 1 7/10 mi wide. How far does she walk? I got 4 7/10 mi. Is that correct?
asked by Gabby 
Maths
At the beginning of the week, a particular stock sold for 29 3/8 per share. At the end of the same week it sold for 31 2/8. What was the amount per share?
asked by Rose 
physics
Suppose a car is traveling at +22.3 m/s, and the driver sees a traffic light turn red. After 0.351 s has elapsed (the reaction time), the driver applies the brakes, and the car decelerates at 8.00 m/s2. What is the stopping distance of the car, as measured
asked by Julie 
biology
what is a descriptive title for an experiment consisting of how alka seltzer dissolves if one is crushed and the other one is whole in warm and cold water?
asked by loli 
Polynomial Functions
I have to graph some graphs but I don't the main image points for the base function to make transformations. Specfically, f(x)=x^3 f(x)=x^4 f(x)=x^5 and it goes on. How do I find them to make my transformations?
asked by Alice 
math
Describe and correct the error made in solving the literal equation at the right for n. 2m = 6n + 3. 2m + 3 = 6n. 2m + 3/6 = n
asked by tessa 
help with chem biochem
Ethanol + NAD+ acetaldehyde + NADH + H+ You have a 1 ml solution containing 100 uM Ethanol, and 1 mM NAD+. You then add 1 mg of alcohol dehydrogenase. Assume all of the ethanol gets converted to acetaldehyde. a) What will the final concentration of
asked by tracy 
Biology
What is torism? How do echinodermata digest larger prey out side their body?
asked by Goshi G. Aondofa 
PsychMs Sue
Could you check my answers? Thanks. 1.Studies show that there are no significant differences between mother child play and father child play with infants under 12 months of age? True, because they are too young to tell. 2. In home day care is always
asked by Jim 
math
a 2000 l.tank containing 550 l. of water is being filled with the water at the rate of 75 l. per minute from a full 1600 l tank. How long will it be before the two tanks the same amount of water?
asked by rica 
math
Melissa collected three kinds of autumn leaves when she was out walking today elm, maple, and oak. She has 2 times as many maple leaves as elm leaves and 5 times as many oak leaves as elm leaves. Altogether, she has 32 leaves. How many of each kind does
asked by Autumn 
math
*Is identifying factors in the expression 6(x+5) an algebraic expression? *Is the statement below true of false? The expression (14x + 7y) + 5x + 9(33y + 11) is the sum of three terms. I think this question is true and can you please explain this to me.
asked by Mi 
MATH
Working on patterns. There is a diagram. Its a rectangle with the numbers 10, 16, 23 in each corner. Inside the rectangle is a circle and inside the circle are the numbers 9, 12, 24. The directions say to place the numbers 8 to 26 either inside or outside
asked by Brandon 
History (Western Civilization)
Who most represents the new era known as the Hellenistic age? (Also the famous son of Phillip II?
asked by C.J 
math
can some one explain to me how to convert 3 meters to centimeters. and 3 meters to millimeters. and 200 centimeters to meters
asked by jenny 
Health
Jill sleeps 8 hours each night. Spends 80% working on communicating & 60% of time listening. How many hours a day does she spend listening?
asked by Alex 
Math
Subtraction of Rational Algebraic Expressions 5xy/9z  14+8xy/9z = ? having a hardtime with those two variables
asked by Myrvyne 
Pure Mathematics
Find the modulus and principal argument of the complex numbers giving the argument in radians either as pi or a decimal correct to 2 decimal places c) i square root 3 2 ALL UPON 2i square root 3
asked by KerryJ 
English, check my answers
please check if I have put the apostrophes in the right places or if I have forgot to put them in certain places in these sentences: 1. My dog's been so sick lately. 2. We've been having lots of fun in science classes. 3. Why's the dog eating from the
asked by Jenna 
Math
How many like terms are in the expression: fourteen k plus 3 j minus 8 h minus 3 k plus 3 plus h k?
asked by Bilbo 
math
62/d when d=3.1?
asked by jack 
Chemistry
Hard ball candy is prepared from boiling an aqueous sugar solution that has a boiling point of 260.°F. What is the molality of this solution?
asked by Jade 
Science
Someone help me urgently!! WTF does the Big Idea of Energy mean?!?!?! KS3 Wise!!!
asked by MacKenzie 
math
Melissa collected three kinds of autumn leaves when she was out walking today elm, maple, and oak. She has 2 times as many maple leaves as elm leaves and 5 times as many oak leaves as elm leaves. Altogether, she has 32 leaves. How many of each kind does
asked by Autumn 
Chemistry
A 16.0 g sample of a compound known to contain 3 ion species is dissolved in 100. g of water. The boiling point of the solution is 103.1°C. What is the molar mass of the compound?
asked by Jade 
English
Can someone check these sentences, please? Thank you very much. 1) The ghost wears a white shroud and a notice hangs from its neck saying “ The Otis Ghost The Only True and Original Spirit ignore all imitations”. (Is the punctuation correct?) 2) When
asked by Franco 
math
Es timate each product or quotient 24.674•5.578
asked by Anonymous 
MATHS
Find arc length of y=logx from x=1 to x=2. dy/dx)^2=1/x^2 arc length=Int of [sqrt(1+1/x^2)]dx =Int of [sqrt(1+x^2)/x^2] =Int of [sqrt(1+x^2)]/x from x=1 to x=2. How to proceed further to integrate?
asked by MS 
English
Which verb is the italicized word? The baby is (this is italicized) becoming louder with each waking moment. 1. action verb 2. helping verb 3. linking verb 4. transitive verb 2?
asked by Anonymous 
Math
How do you do these questions, I have all my steps done until the last one: 2x(2x)^2: 2x(4x^2)? Now do I multiply or add the big numbers? also Im having trouble on these: 1. x^2(xy)^3: x2(x^3y^3) 2. 3x^2(2x)^3: 3x^2 (8x^3) 3. 2x^2y(3xy^2)^2 4. (3x)^2:
asked by Sophie 
math
If you drop a ball from 15 feet and every time it bounces it returns to 80% of its previous height, how high does it bounce after it nth bounce?
asked by hailey 
Math
Working on patterns. There is a diagram. Its a rectangle with the numbers 10, 16, 23 in each corner. Inside the rectangle is a circle and inside the circle are the numbers 9, 12, 24. The directions say to place the numbers 8 to 26 either inside or outside
asked by Brandon 
high school
l has a measure a degrees. Find the average of the measures of the other three angles.
asked by Anonymous 
Physics
A ball is thrown upward from the ground with an initial speed of 49 m/s; at the same instant, another ball is dropped from a building 16 m high. After how long will the balls be at the same height?
asked by Kelsey 
Psych
According to the results of crosscultural research, distal parenting often results in toddlers who are self aware but less obedient than those who engage in proximal parenting? Is this False? I have no idea on where to find the answer to this...
asked by Jim 
maths
sqrt sin(30)+sin(45)+sin(60)+sin(75).....infnity
asked by kamakshi 
Math help
How do you do these questions, I have all my steps done until the last one: 2x(2x)^2: 2x(4x^2)? Now do I multiply or add the big numbers? also Im having trouble on these: 1. x^2(xy)^3: x2(x^3y^3) 2. 3x^2(2x)^3: 3x^2 (8x^3) 3. 2x^2y(3xy^2)^2 4. (3x)^2:
asked by Sophie 
Chemistry
A solution is made by mixing 90.6 g of magnesium sulfate heptahydrate with 2320.0 g of water. 690.00 mL of the solution has a mass of 745.20 g. What is the molarity of the magnesium sulfate solution?
asked by Jade 
introduction to teacher aide
which of the following might be a duty of a noninstructional aide
asked by maxine 
sew
what does a market analst do in the textile industry
asked by Anonymous 
Math Ms Sue check
How do you do these questions, I have all my steps done until the last one: 2x(2x)^2: 2x(4x^2)? Now do I multiply or add the big numbers? also Im having trouble on these: 1. x^2(xy)^3: x2(x^3y^3) 2. 3x^2(2x)^3: 3x^2 (8x^3) 3. 2x^2y(3xy^2)^2 4. (3x)^2:
asked by Sophie 
Math
7 divided by 14/3 Is 3/2 correct?
asked by Anonymous 
Math
Use division of find the factors of each number. Then write if the number is prime composite. 1) 5. 2) 20. 3) 26. 4) 31.
asked by Anonymous 
Math
How do you write 22 6/9 into an equivalant fraction?
asked by Donna 
Math
during one drive a high school football team lost 3 yards on the first down, lost 5 yards on the second down, then gained 15 yards on the third down. how many yards do they need to get a first down? should they go for it or punt?
asked by Evelyn 
english
what is the simple subject and simple predicate of this sentence? Please wash the dishes and do the laundry.
asked by glenda 
Writing
I am doing an intro paragraph of being on a pedal boat at a bay. My writing teacher said we had to make our stories interesting and make people want to read it and be fascinated with it. So, I started with: "Ahhh!!! We're going to sink," said Elana. For my
asked by Alex 
Algabra 2
Draw a graph that is not function and has these three properties: Domain of xvalues satisfying 3
asked by Josh 
Algabra 2
Draw a graph that is not function and has these three properties: Domain of xvalues satisfying 3
asked by Josh 
Guidance and discipline
At what age is it typical for a child to begin testing the word no
asked by Marissa 
math
by reducing the s.p. of an article by rs.50 a gain of 5% changes into loss of 5% find the original s.p. of the article.
asked by shrestha tejaswi 
physics
During a track event two runners, Mary, and Alice, round the last turn and head into the final stretch with Mary a distance d = 4.0 m in front of Alice. They are both running with the same speed of v0= 7.0 m/s. When the finish line is a distance L= 45.0 m
asked by tini 
Math
How would you start to simplify: a^4256 I know that 4^4=256, but I don't know what to do with this ..
asked by rr. 
math
find two numbers the exact answer is between
asked by Anonymous 
Math
The product of seven and a number is the same as five times the number, increased by ten. What is the number?
asked by Jazzy 
Physics
A ball is thrown straight up, when it reaches the maximum height x, a second identical ball is thrown up with the same initial velocity as the first one. Where will these balls meet.
asked by John 
Physics
A ball is thrown straight up, when it reaches the maximum height x, a second identical ball is thrown up with the same initial velocity as the first one. Where will these balls meet.
asked by John 
math
reduce fractions to the lowest terms 9 8/20 10 33/39 11 3/10 12 60/80 13 24/27 14 45/90 15 3/81 16 6/16
asked by mary 
math
Working on patterns. There is a diagram. Its a rectangle with the numbers 10, 16, 23 in each corner. Inside the rectangle is a circle and inside the circle are the numbers 9, 12, 24. The directions say to place the numbers 8 to 26 either inside or outside
asked by Brandon 
Physics
What is the direction of force of friction on a bicycle on front and back wheel while paddling?
asked by Bharat 
Chemistry
Define a system and state the significant the enthalpy change for the system. Explain your reasoning? A) natural gas burning in a furnace B) melted wax solidifying
asked by Saarah 
english
what is the difference between indulgence and intervention?
asked by sexy 
help with chem biochem
You have a 1 ml solution containing 100 uM Ethanol, and 1 mM NAD+. You then add 1 mg of alcohol dehydrogenase. Assume all of the ethanol gets converted to acetaldehyde . a) What will the final concentration of NADH be in the solution?
asked by tracy 
math
A team of 8 members are going to plan an excursion tour.the were going to plan in 2 cars.one car can sit 5 members and another car can sit 4 members.how many ways they can be sit together?
asked by askvj19 
math
find two numbers answer is in between of 3x567
asked by Anonymous 
PreCalculus
Perform the indicated operation, then simplify. 5a2 + 12a + 4/a4 − 16 ÷ 25a2 + 20a + 4/a2 − 2a I think I'm supposed to switch the top and bottom, and then multiply. Is this correct?
asked by Anonymous 
physics
find the acceleration produced by a net force of 300.0 N on a mass of 0.75 kg.
asked by Anonymous 
English
Identify the sentences with helping verbs: Choose all which apply. 1. We are moving the boxes along the conveyor belt. 2. The birds have been collecting twigs for their nest. 3. She ran the whole distance of the track and collapsed at the end. 4. He
asked by Anonymous 
math
6d3d+2d=35
asked by Autumn 
math
a boat weighs 1500lb more than its motor and 1900 lb more than its trailer. Together the boat and motor weigh five times as much as the trailer. how much does the boat weigh?
asked by rica 
Please any math helper!!
How do you do these questions, I have all my steps done until the last one: 2x(2x)^2: 2x(4x^2)? Now do I multiply or add the big numbers? also Im having trouble on these: 1. x^2(xy)^3: x2(x^3y^3) 2. 3x^2(2x)^3: 3x^2 (8x^3) 3. 2x^2y(3xy^2)^2 4. (3x)^2:
asked by Sophie 
Math
(2)(8)
asked by Lovepreet 
Math
30/(5)
asked by Aman 
PreCalculus
3x^2 + 8 = 4
asked by Janae 
Math
how many CDs can be bought from an internet music store for $100 if each CD costs $14.99 and shipping and handling costs for the entire order is $8.50?
asked by Evelyn 
geography
If a state is outside.the contiguous united states, what does this mean?
asked by Delilah 
Chemistry
If you are making 230.0 mL of 2.70% (m/m) CuSO45 H2O, how many grams of the solute should you use?
asked by Jade 
intergers
what is4+13=
asked by josh 
Math
How do you do 40(2/5x)
asked by Jodie 
math
How do I solve and simplify this equation: 2 = b + b __ _________ __________ b2 b^2  3b +2 2b2
asked by Kari 
langauge
Feeling too self conscious to shout for help Scott decided to let logic resolve his quandary. what does the word quandary mean in the sentence ? a) quarantine b) explanation c) predicament d) situation
asked by victoria 
Math
For y=2x +3 whenx=4, what does y equal?
asked by Emmanuel 
math
4/7*7/8?
asked by kat 
Math
How do you do these questions, I have all my steps until the last one: 2x(2x)^2: 2x(4x^2)? Now do I multiply or add the big numbers? also Im having trouble on these: 1. x^2(xy)^3: x2(x^3y^3) 2. 3x^2(2x)^3: 3x^2 (8x^3) 3. 2x^2y(3xy^2)^2 4. (3x)^2:
asked by Sophie 
Math
Barbara had $123.54 in her checking account. she made a deposit of $45.62. when she went shopping later that day, she saw a coat she really wanted. it was on sale for 40% off the original price of $240. Assuming that she bought nothing else that day, does
asked by Evelyn 
Math
4^x1=64
asked by Janae 
Math
dy/dx= ? if y=1+x+(x^2/2)+(x^3/6)+(x^4/24)+(x^5/120)+(x^6/720)+(x^7/5040).....
asked by Ildiko 
QM
If you Fourier sample the state: 1/2√2(000>−001>+010>−011⟩+100⟩−101>+110>−111>), which of the following states can be the outcome of your measurement? Select all that apply.
asked by Anonymous 
Math
According to Roman numerals chart, 1000 is M. Then what is the Roman numreal for 10,000 and 100,000, etc. I mean the bigger numbers...
asked by rfvv 
Math
how will i solve if there is 2 variables? (Subtraction of RationalAlgebraic Expressions) 5  xy 14 + 8xy    = ? 9z 9z
asked by Myrvyne 
Creative Expression and Play
Appropraite materials and equipment for outdoor play should contain:
asked by Sandra 
Math
5x+1/7 2x6/4
asked by Jaime 
Math
8(5+30/5)
asked by Aman 
math
factorise: (i). 6x2x^2 (ii).4y^28y+3 (iii).3m^2+24+36
asked by shrestha tejaswi 
math
write the following as decimals 6/15 4 3/8 6 4/11 10 3/4
asked by john