Questions Asked on
February 1, 2012

Physical Science
A bicycle and its rider together have a mass of 80 kg. If the bicycle's speed is 6m/s, how much force is needed to bring it to a stop in 4 seconds
asked by Jessica 
Math
A bag contains 6 blue balls, 4 green and 2 red. If you put your hand in and picked a ball at random what are the chances it is blue?
asked by Anonymous 
Chemistry
A 5 gram sample of a hydrate of BaCL2 was heated, and only 4.3g of the anhydrous salt remained. What percentage of water was in the hydrate?
asked by Lisa 
statistics
A researcher is measuring problemsolving times for a sample of n = 20 children. However, one of the children fails to solve the problem so the researcher has an undetermined score. What is the best measure of central tendency for these data?
asked by Ang 
science
A thermally insulated 50 ohm resistor carries a current of 1 A for 1 s. The initial temperature of the resistor is 10 degree Celsius, its mass is 5 g, its specific heat capacity is 850. What is the change in entropy of the resistor?
asked by prabhu 
Physics
Two particles Q and P are shot up vertically.P was first shot with velocity of40m/s and after4s.Q was also shot up.If upon meeting the velocity ofP is 15m/s.determine(1)where they met.(2)the velocity with which Q was shot up.Take g= 10m/s2
asked by Boateng Emmanuel 
Physics
An electron is released from rest at the negative plate of a parallel plate capacitor and accelerates to the positive plate (see the drawing). The plates are separated by a distance of 1.4 cm, and the electric field within the capacitor has a magnitude of
asked by Anne 
physics
A motorcycle traveling 91.0 km/hr approaches a car traveling in the same direction at 83.0 km/hr. When the motorcycle is 52.0 m behind the car, the rider accelerates and passes the car 16.0 s later. What is the acceleration of the motorcycle (in
asked by bbadger 
geometry
An angle bisector of a triangle divides the opposite side of the triangle into segments 6 cm and 5 cm long. A second side of the triangle is 6.9 cm long. Find the longest and shortest possible lengths of the third side of the triangle. Round answers to the
asked by Lexi 
Algebra 2
There are two spinners. Each spinner is numbered 14. Each spinner is spun once. Find the probability of spinning each of the following:2 on the first spinner and a 4 on the second spinner, both numbers the same, 3 on exactly one spinner, one number less
asked by Katy 
Business Finance
Sullivan's Handbags marks up their bags at 45% of the selling price. Pat Sullivan saw a bag at a trade show that would sell for her customers for $85. What is the most she would pay for the bag and still retain the 45% markup of the selling price? I came
asked by Renee 
chem
1) When a mixture of potassium chlorate and an appropriate catalyst is heated in an open test tube, potassium chloride and oxygen gas are produced. This reaction is not reversible, because a. the system reaches equilibrium b. the reaction does not go to
asked by HEATHER 
physics
A person throws a 2.5 lb stone into the air with an initial upward speed of 15 ft/s. Make a freebody diagram for this stone (a) after it is free of the person’s hand and is traveling upward, (b) at its highest point, (c) when it is traveling down ward,
asked by joe 
algebra
Find the accumulated value of an investment of $10,000 for 3 years at an interest rate of 6% if the money is a)compounded seiannually,b)compounded quarterly, c) compounded monthly, d) compounded continually
asked by Betty 
economics
Picabo borrows $1,000. To repay the amount she makes 12 equal monthly payments of $90.30. Determine the following: (a) The effective monthly interest rate (b) The nominal annual interest rate (c) The effective annual interest rate
asked by Anonymous 
Additional maths
Given one of the roots of the quadratic equation x^2+kx=12 is one third the other root. Find the possible values of k.
asked by T 
physics
it takes 14 seconds for a runner to go from 5m/s to 19m/s? how do you calucate acceleration
asked by joyce 
Trig
angle b=25 degrees, angle c=90 AB= 25 a. Find the length of side b to two decimal places. b. Find the length of side a to two decimal places in three different ways.
asked by BreAnne 
physics
Entrance and exit ramps for freeways are often circular stretches of road. As you go around one at a constant speed, you will experience a constant acceleration. Suppose you drive through an entrance ramp at a modest speed and your acceleration is 3.0 {\rm
asked by morrow 
leto
Find the angular velocity in radians/second of 4.2 revolutions in 2 minutes.
asked by Anonymous 
Mathtrig
A Ferris wheel with a diameter of 100 feet rotates at a constant rate of 4 revolutions per minute. Let the center of the Ferris wheel be at the origin. The height h (in feet) of a Ferris wheel car located at the point (x, y) is given by h = 50 + y where y
asked by Anonymous 
Physical Science
A man has a mass of 70 kg. A) What would his weight be on Jupiter which as an acceleration of gravity of 25m/s^2? B) What would the mass of a person have to be in order for him to weigh that amount on earth?
asked by Jess 
chemistry
Zenapax® is used as part of immunosuppressive therapy for transplant patients. The dosage is calculated on the basis of 1.0 mg/kg. What is the proper dose for a 175 lb patient? (Given: 1kg = 2.205 lbs) 175*2.205=385.875
asked by kr 
alg2/trig
starting salary for a job is $30,000 with a guaranteed raise of $5,000 each year for the first 5 years. write an explicit formula to represent how much money you would earn each year. please somone help!
asked by lisa 
Math
solve for x 2^x=0.125 5^2x=39 13^x=27
asked by Matthew 
geometry
A park at the end of a city block is a right triangle with legs 150 ft and 200 ft long. Make a scale drawing of the park using the following scale 1in:300ft.
asked by ian 
Physics
A freight train has a mass of 1.7 107 kg. If the locomotive can exert a constant pull of 7.6 105 N, how long does it take to increase the speed of the train from rest to 64 km/h?
asked by Tiffany 
Math
1. Jacksonville Technical College received $3,445,553 in state aid on September 15 for the fall academic semester. The vicepresident for finance decided to invest $2,000,000 in a 2month investment that pays 11.5% simple interest. How much interest will
asked by T. 
university studies
how do you think presenting informatoion differs from writing a paper about that information?
asked by taizaca 
geometry
find the geometric mean of 275 and 11 275/x=x/11 x^2= 3025 x=sq rt 3025 now I'm not sure what to do.
asked by Brandon 
physics
A car starts from rest at a stop sign. It accelerates at 4.6 m/s^2 for 7.4 s, coasts for 1.8 s, and then slows down at a rate of 3.5 m/s^2 for the next stop sign.How far apart are the stop signs?
asked by T.J 
3rd grade math (not algebra!)
There are 18 bikes in a bike rack. There are 4 more blue bikes than yellow bikes and 2 less yellow bikes than green bikes. How many bikes of each color are in the rack?
asked by susan 
economics
Which banking service provides easy access to money, monthly statements, easier bill payment, and more security than carrying cash?
asked by lalt 
physics
A ball rolls off a platform that is 5 meters above the ground. The ball's horizontal velocity as it leaves the platform is 4.8 m/s. (a) How much time does it take for the ball to hit the ground? (Use g = 10 m/s2.) . s
asked by ana 
math
the antique auto news charges $45 for a treeline classified ad.each additional line costs $8.50. for an extra $40 a seller can include a photo in the ad. how much would a fourline ad with a photo cost
asked by Anonymous 
Math: Algebra
Landon can climb a certain hill at a rate that is 2.5 mph slower than his rate coming down the hill. If it takes him 6 hours to climb the hill and 45 minutes to come down the hill, what is his rate coming down?
asked by Matt 
chemistry
a certain paint has a density of 0.914 g/mL. you need to cover a wall that is 7.6 meters long and 2.74 meters wide with a layer of paint that is 0.13 mm thick. what volume of pain (in liters and gallons)is required? what is the mass (in grams and pounds)
asked by mark 
chem
tell whether .1M solutions of the following salts would be acidic, neutral, or basic: CaCl2, CuSO4, (NH4)2SO4, KClO4, KClO4, NaCN.
asked by maree 
Precalculus
How can i write this in log form 5^2 = 0.04
asked by jake 
economics
How do economists determine the real GDP per capita?
asked by lalt 
College Algebra
Students in an English class took a final exam. They took equivalent forms of the exam at monthly intervals thereafter. The average score S(t), in percent, after t months was found to be given by . a) What was the average score when they initially took the
asked by Betty 
biology
Describe the to type of energy changes that can occur in a chemical reaction Thanks
asked by glenn help help help 
Math
Use the given root to find the solution set of the polynomial equation. x^3 + 8x^2 18x +20= 0 ; 1+i
asked by Chelsea 
PreCalculus
Assume sin A = sin B. If A = π/8, find B. Please show work so I'll know what to do.
asked by Mickey 
physics
calculate the force of gravity between earth (mass = 6.0 x 1024kg) and the moon (mass = 7.4 x 1022 kg). the average Earthmoon distance is 3.8 x 108 m.
asked by marie 
chem
1) If more reactant is added to a gaseous reaction at equilibrium, what will happen to the value of the equilibrium constant? a. it will increase b. it will decrease c. it will remain the same d. it can either increase or decrease 2) Which of the following
asked by HEATHER 
Biology
If all nerves respond to stimuli why can’t your eyes “hear” sound and your ears “see” light?
asked by Jerome 
trig
The angle of elevation to the top of a very tall Building is found to be 15° from the ground at a distance of 1 mi from the base of the building. Using this information, find the height of the building
asked by Anonymous 
English
Could you please check the following sentences, please? 1) Our teachers haven't helped us at all to establish the objectives or the possible results of our project. 2) That's why I believe we should consider the possibility of including Finland in our
asked by Henry2 
Social Studies
Was Montenegro part of the Allies or was it a Neutral Nation during World War I?
asked by Brandi 
math
the antique auto news charges $45 for a treeline classified ad.each additional line costs $8.50. for an extra $40 a seller can include a photo in the ad. how much would a fourline ad with a photo cost
asked by Anonymous 
math
daniel collects $87.00 by selling paperback books for $0.50 each and hardcover for $4.00 each. let p be the number of paperback books he sells and h be the number of hardcover books he sells write an equation to represent this situation.
asked by Melanie 
math
Sam has 5 red shirts 2 pink shirts and 3 yellow shirts. If she closed her eyes and chooses one shirt at random to wear on Compliments day, what is the probability that she will NOT choose a yellow shirt? Thank you helpers :)
asked by Brianna 
physics
During a circus performance, a 74.8kg human cannonball is shot out of a 18.0mlong cannon. If the human cannonball spends 0.844 s in the cannon, determine the average net force exerted on him in the barrel of the cannon.
asked by Erin 
math
Bikes, Trikes and more At Brittany's Bike shop, she rents all kinds of cycles: unicycles, tandems, regular bikes, and even tricycles. She parks all the cycles in front of her shop with a helmet for each rider strapped to the cycles. This morning Brittany
asked by zachary stanich 
Math
Pamela and David walk on the same track. It takes Pamela 9 minutes and David 6 minutes to walk one lap. If they start walking at the same time, how many laps will each have walked when they cross the starting point together for the first time?
asked by Madison 
Algebra 2
There are two spinners. Each spinner is numbered 14. Each spinner is spun once. Find the probability of spinning each of the following: a 3 on both spinners, 1 on one spinner and a 3 on the other, both numbers less than 4, 3 on at least one spinner.
asked by Katy 
physics
A cannon is fired from a cliff 190 m high downward at an angle of 21° with respect to the horizontal. If the muzzle velocity is 34 m/s, what is its speed (in m/s) when it hits the ground?
asked by qwertzuiop 
calc
does the sum of [(5)^n]/[13^(n+1)] converge? as n goes to infinity I think that since it oscillates it does not go to infinity. and therefore the series diverges.
asked by lola 
Chemistry
What are the Empirical Formulas of the following compounds? K21P7014 = Al12Ag6O5 = H2C12O24 = C12H30O60 = Dicarbon tetrachloride = Baking Soda =
asked by ELIJAH B 
Science
Which of the following is an example of an inherited trait? A. Migration in geese B. Hunting behavior of tigers C. A child riding a horse D. A dolphin jumping through a hoop A? An orangutan is trying to catch a fish with a long pointed tool. Which of the
asked by Andrew 
Physics
A 14000 kg railroad car travels alone on a level frictionless track with a constant speed of 24.0 m/s. A 6500 kg additional load is dropped onto the car. What then will be the car's speed?
asked by Yaya 
Biochemistry
Give the sequence of a reverse primer used to insert a BamHI site (GGATCC) at the 3' end of the following sequence: 5' CTGAACGTCCAAGGCTTAA 3' 3' GACTTGCAGGTTCCGAATT 5' Make sure you indicate your primers polarity.
asked by Jorge 
Physics
A 9500 kg boxcar traveling at 19 m/s strikes a stationary second car. The two stick together and move off with a speed of 10 m/s. What is the mass of the second car?
asked by Davey 
Chemistry
What are the Empirical Formulas of the following compounds? K21P7014 = Al12Ag6O5 = H2C12O24 = C12H30O60 = Dicarbon tetrachloride = Baking Soda =
asked by ELIJAH B 
Chemistry
What is the empirical of compound (X) going through the following decomposition reaction? X = sulfur + oxygen + nitrogen sulfur = 21 gr oxygen = 69.70gr nitrogen = 6.10gr
asked by ELIJAH B 
language arts
choose the analogy who's relationship best resembles the relationship as the analogy in capitol letters. STRANGE:GROTESQUE:: a. sporadic: constant b. naughty:malevolent c. blue:azure d. prudent: careful
asked by Bree 
PreAlgebra
determine whether each statement is sometimes, always, or never true: 1) a whole number is an integer. 2) a repeating decimal is a real number. plz help me..... tnx
asked by Me PLZ HELP!!!! TNX 
Business Finance
Lisa Kane borrowed $8000 on an 8%, 60 day note. After 15, days Lisa paid $2000 on the note. On day 45, Lisa paid $4000 on the note. What is the total interest and ending balancce bue by the U.S rule? Use ordinary interest.
asked by Renee 
PreAlgebra with PIZZAZZ
First, what is the code for What should you say when you meet an angel? Second, what are the answers to it for 914?
asked by ;D 
english 9
in the poem "the journey" by mary oliver,what is the "you" do in this poem?
asked by amie 
math
How many kilometers can light in 1 year?
asked by glenn help help help 
Precalculus
I keep getting wrong answer for this question. Write as a single logarithm log(x+1)+2log(2x+1)log(x3)
asked by Matthew 
math
A customer is buying a $100 drill and two $15 drill bit sets. The customer uses a gift card worth $50 to pay for a portion of their bill. How much cash will the customer pay (before taxes)?
asked by Anonymous 
Quantitative Analysis Simulation Modeling
Define operational gaming and give an example.
asked by Lisa 
Math
I have the problem: A triangle has a base of 3.6 cm and an area of 22.32 cm squared. What is the height of this triangle. The teacher gave us the answer key and I know the answer is 12.4 but I don't know how they came to that answer. I can't figure out how
asked by Brandi 
economics
Which banking service provides easy access to money, monthly statements, easier bill payment, and more security than carrying cash?
asked by lalt 
math
Jim opened an account with $400. The account pays three percent quarterly. How much is in the account at the end of two years?
asked by help please help!!! 
biology
Describe how atoms in a compound are held together thank you
asked by glenn help help help 
math
How many kilometers can light travel in 1 year? How many kilometers can light travel in 365.25 days? Show me Thank You
asked by glenn help help help 
Math
Given points P(2,1), Q(4, 2), and M(5,3), find coordinates of a point K such that MK is perpendicular to PQ.
asked by Alone3030 
math
While riding your motorcycle, you break to miss hitting a dog. your tires leave a skid mark as you come to a stop. the skid mark forms four angles when it crosses the painted line on the side of the road. one angle formed a 62 degree angle. what other
asked by katie 
physics
suppose a 1.50 kg object is suspended from the end of a silicone band. when the object is pulled down and released, the band vibrates at a frequency of 2.08 s1. calculate the spring constant of this silicone band including units.
asked by Adam 
math
Bob and Jack play a shooting game. In this game, they have a net at a distance. The net is made up of 1 mm thick wires. The wires run vertically and horizontally to form a mesh that has 5 mm square openings between them. A bullet 2 mm in diameter must be
asked by bob 
English
I urgenlty need you to check these sentences. Thank you. I'm emailing you the list of objectives again since my first draft was incomplete. I still have to add a few things as to the impact of the project on our students and the European value attached to
asked by Henry2 
Sammons
how to find the product of 38 and 75?
asked by Mike 
geometry
Findd the numerical measures of the angles whose measures are: x, 3x10, and 3(55x)
asked by Sincerewish 
math
A nanometer(nm ) is one billionth of a meter (1 nm=109m). If 100 million atoms make a row 1 cm in length what is the diameter of one in nanometers?
asked by glenn help help help 
English (Beowulf)
[Beowulf's Funeral] "On a height they kindled the hugest of all Funeral fires; fumes of woodsmoke Billowed darkly up, the blaze roared And drowned out their weeping, wind died down And flames wrought havoc in the hot bonehouse, Burning it to the core.
asked by Evan 
math 8
10 choices of ice cream and 5 choices of toppings what is the probability that you get favorite ice cream and topping ?
asked by tonia 
physics
An automobile travelling with an initial velocity of 25m/s is accelerated to 35m/s in 6 second. The wheel of automobile is 80cm in diameter. Find the angular acceleration
asked by Vitus 
Human Services
Creating a Budget Various budget approaches play an important role in resource allocation in human service organizations. You are the executive director for a local government workforce agency that focuses on providing career and workrelated skills. The
asked by Angel 
Physics
A worker drives a 0.509 kg spike into a rail tie with a 2.08 kg sledgehammer. The hammer hits the spike with a speed of 63.3 m/s. If one ﬁfth of the hammer’s kinetic energy is converted to the internal energy of the hammer and spike, how much does the
asked by Angel 
Physical Science
A force of 20 Newtons gives a brick an acceleration of 5 m/s^2. What is the mass of the brick?
asked by Jess 
physics
i am going a center of gravity problem, with the x=w1(x1)+w2x2..../ W1+W2.. and i keep getting the wrong answer can someone please tell me what i am doing wrong this is the problem:Four objects are situated along the y axis as follows: a 1.94 kg object is
asked by Kaity 
Physical Science
The string of a certain yoyo is 80 cm long and will break when the force on it is 10 N. What is the highest speed the 200 g yoyo can have when it is being whirled in a circle? Ignore the gravitational pull of the earth on the yoyo.
asked by Jessica 
Physics
A hiker, who weighs 990 N, is strolling through the woods and crosses a small horizontal bridge. The bridge is uniform, weighs 3550 N, and rests on two concrete supports, one at each end. He stops onefifth of the way along the bridge. What is the
asked by Rebecca 
Russian History
Did Peter the Great end communism?
asked by Anon 
Chemistry
Find the value of delta H net for the following equation: SnBr2(s) + TiCl4(l) > TiBr2(s) + SnCl4(l) I know that I already posted this once but I am still lost on what to do. I know that TiCl4=804.2 and SnCl4=511.3 but I thought that the values for SnBr2
asked by Hannah 
ELA
Can someone give me a similie sentence having the word nice in it?
asked by Jackson 
social work
If you were appointed Patient Advocate for a close relative (parent, sibling, spouse, child, etc.) would you be able to carry out their wishes, including a wish to end their life if...? Would age or disability make a difference in your ability to serve as
asked by julie 
Russian History xD
I'm doing a project on Russian art, and I'm kinda confused. These are some things I got down. They're just jumbled thoughts. But did communism ending cause the renaissance? Since Russia was a communist country, art used to be used to make the government
asked by Anon 
multiplication and arrays
strategy practice explain !@#$%^& you can multiply 3x24 by using arrays. then give the product.
asked by jimmy 
Physics
A bloc of 10 kg is put at the top of an inclined plan of 45 degrees (to the left), attached to a spring which has a spring constant of 250 N/m. The coefficient of kinetic friction between the bloc and the surface of the inclined plan is of 0,300. What is
asked by Raf 
STAAR (TAKS)
My teacher is asking if the students are allowed to use a calculator for 8th graders in STAAR. i also want to know...
asked by Jackson 
Information Literacy
Which of the following is an article from a popular magazine? A. Carroll, Jill and VandeHei, Jim. "Mouse Cells in Stem Lines May Limit Use." Wall Street Journal 24 Aug. 2001: A3. B.Siegal, Andrew. "Neutrality and Consensus: Towards a Viable Policy on Human
asked by Brianna 
Math
List these numbers from least to greatest: 4 over 5,3 over 5,and 3 over 4 Please help me with a cherry on the top!!!
asked by Nina 
ethics
If you were appointed Patient Advocate for a close relative (parent, sibling, spouse, child, etc.) would you be able to carry out their wishes, including a wish to end their life. Would age or disability make a difference in your ability to serve as their
asked by andrew 
math
John Sullivan earned 101250 selling real estate in 2010. If his average commision was 3750 per unit sold, how many pieces of property did John sell?
asked by susan 
chem
SiO2+6HF> H2SiF6+2H2O actual yield is 52.8 what is percent yield
asked by Anonymous 
Precalculus
I keep getting wrong answer for this question. Write as a single logarithm log(x+1)+2log(2x+1)log(x3)
asked by Matthew 
physics
An electric car accelerates for 7.2 s by drawing energy from its 430V battery pack. During this time, 1700 C of charge pass through the battery pack. Find the minimum power rating of the car.
asked by Mike 
social studies
help me plzeeeeeeee
asked by Anonymous 
Science
A 95 kg tennis player hits a 0.5 kg tennis ball with a force of 150 N What force does the ball exert on the raquet?
asked by Kayy 
philosphy
In a philosophical search for truth, what makes Plato’s Allegory of the Cave an important concept?
asked by Anonymous 
Geometry
9 over x = 15 over 25 what is x?
asked by Lexi 
physics
A moving particle encounters an external electric field that decreases its kinetic energy from 9530 eV to 7800 eV as the particle moves from position A to position B. The electric potential at A is 69.0 V, and that at B is +39.0 V. Determine the charge of
asked by Mike 
Precal
How do I find the reference angle in radicals given the value of cosecant 5 pi/6?
asked by Danny 
chemistry
a chemist needs 2.00 grams of a liquid compound witha density of 0.785 g/cm^3 density. what volume of compund is required?
asked by victoria 
chemistry
if an organic liquid has a density of 1.11 g/mL and has a measured volume of 500. mL, what mass of liquid is present?
asked by lindsey 
math
round 47 eihgts inches to the nearest i half inch and the nearest inch
asked by kaka 
chemistry
From what acid and what base are the following salts made: KBr, NH4NO3, and BaCl2?
asked by maree 
Physics
A ball bounces vertically on the ground after being thrown vertically up into the air by a boy standing on the edge of a building
asked by Deli 
math
How does exponents work? Is it ust multiplication...please help me i am in grade 7 math
asked by ..... 
Chemistry
The melting point of a pure solvent (kf=1.79°C/m) is 116.3°C. If 312 g of an ionic solid (i=2.6) is added to 567.7 g of the solvent, the new melting point is 101.6°C. What is the molar mass of the ionic solute?
asked by Harley 
chem
If the pH of a solution is 9, what are the hydrogen ion and hydroxide ion concentrations?
asked by maree 
English
Here is the second part of the project I urgently need to prepare on biodiversity. Please, I don't know what else to include. What impact do you expect partnership activities to have on persons and on the participating institutions? 1) The project will
asked by Henry2 
Physics
An elevator (mass 4175 kg) is to be designed so that the maximum acceleration is 0.0700g. What is the maximum force the motor should exert on the supporting cable?
asked by Jake 
Calculus
Consider the function f(x)=6xcos(x)+5 on the interval 0 is less than or equal to x, and x is less than or equal to 1. The Intermediate Value Theorem guarantees that there is a value c such that !@#$%^& for which values of c and k? Fill in the following
asked by Anonymous 
math
At an arts and crafts fair, 65% of the vendors are selling either wooden handicrafts of paintings. What is that percent rounded to a compatible fraction?
asked by gary 
Geometry
Find the area of a rhombus with a 45 degree angle and sides of 12m long?
asked by Megan 
hheellpp please!!!!!
divide 5x^3y^2+xy^4 by xy how do you work this?
asked by 12yearoldpoet 
math
Gwen was planting tomato plants in a row 6 2/3 yards long. She put the plants 2/3 yard apart. How many plants were in the row?
asked by john 
Ochem
What volume of 6.43% (wt.vol.) NaOCl solution is required to oxidize 221 mg of 9fluorenol to 9fluorenone? I'm not to sure of where to start with this problem. Please help!
asked by Jessica 
economics
A prolonged economic contraction is called ?
asked by lalt 
physics
A hockey puck has no friction on it. It has a mass of 0.28 kg and experiences a force of 48 newtons. What is its acceleration?
asked by Anonymous 
Algebra
Students in an English class took a final exam. They took equivalent forms of the exam at monthly intervals thereafter. The average score S(t), in percent, after t months was found to be given by . a) What was the average score when they initially took the
asked by Ruth 
math
The temperature outside rose 41 degrees during a 12 hour period. If the temperature rose the same number of degrees every hour, what is a good estimate of the number of degrees the temperature rose each hour?
asked by peter 
geometry,math
Find 3 upper case letters that look the same when rotated 180 degrees. Then, what letter's 90, 180, and 270 degree rotations has this outline? This is also the inside lines formed by the rotation of what letter?
asked by mellisa 
Organic Chemistry
How many moles of hypochlorous acid are needed to react with 0.257 mol of 9fluorenol? Molecular weight of hypochlorous acid = 52.46 g/mol MW of 9fluorenol = 182.22 g/mol
asked by Cathy 
math
Alex takes 3 hours longer to complete a certain job than Barry does. If they can complete the job by working together in 3.6 hours, how long would it take Alex to complete the job working alone? 3.
asked by fred 
french
what does virage mean? i cannot find it in my english to french dictionary....
asked by mellisa 
AGL 2 (Geometric Series)
Is their a formula for finding the Sum for Geometric Series?
asked by Embraced 
chemistry
An antibiotic is sold in 4.0 mL ampoules that contain 60.0 mg of drug (60.0 mg/ 4.0 mL). How many milliliters of the antibiotic should be withdrawn from the ampoule if 20 mg are to be administered to a patient?Use correct number of sig figs 0.75ml?
asked by kr 
math
If I borrow $60,000 at 5.5% interest for a year, how much interest will I pay?
asked by Amos 
math
Drew was leveling a table. One corner had to be raised 3/4 inch. He had some pieces of wood 1/16 inch thick. How many pieces of wood would he need to use for the corner to make the table level?
asked by peter 
Physics
An alpha particle (helium nucleus, charge +2e) starts from rest and travels a distance of 1.88 cm under the influence of a uniform electric field of magnitude 12.2 kV/m. What is the final kinetic energy of the alpha particle?
asked by Ashley 
Physics
urprisingly, very few athletes can jump more than 2.2 ft (0.66 m) straight up. Use d = 1/2 gt2 and solve for the time one spends moving upward in a 2.2 foot vertical jump. Then double it for the "hangtime"  the time one's feet are off the ground.
asked by John 
Chemistry
How many moles of hypochlorous acid are needed to react with 0.151 mol of 9fluorenol? Is 0.524 moles correct?
asked by Jessie 
science
if the distance between crest were 1.5 meters apart, and 2 crest pass the pole each second, what would be the speed of the wave ?
asked by natalie 
Physics
A point charge q = 2.41 nC is initially at rest adjacent to the negative plate of a capacitor. The charge per unit area on the plates is 4.67 μC/m2 and the space between the plates is 6.53 mm. What is the potential difference between the plates? What is
asked by Ashley 
math
Andy has the 2 cubes shown here. They have the numbers 1,2,3,4,5,and 6 on their faces. If he rolls the cubes together, what is the probability that the 2 numbers showing at the top of the cubes will total 6 when added together?
asked by raymond 
BioChemistry
These are my answers but i want to know if i have the correct ones. There is only one best answer. A. 2,2dimethyl butane B. Cyclohexane C. cis2pentene D. table salt E. acetylene Axial/ equitorial hydrogents B triple bond C quaternary carbon E 10
asked by Ryan 
chemistry
A patient has 0.050 L of blood drawn and this volume of blood has a mass of 55.0 g. What is the density of the blood? Use correct number of sig figs 1.1?
asked by kr 
IMPROVING YOUR WRITING
Background: Ten years ago, you started working as a clerk for DMD Medical Supplies. Six months ago, Liz Jakowski, the human resources director, promoted you to office manager. You manage two employees: Jack Snyder and Ruth Disselkoen. Your office provides
asked by Shawna 
history
Discuss the importance of landscape in crafting battle strategy for both the French and the English. Help please! talking in general.. no one specific battle
asked by britt 
Chemistry
Why is Mo(II)nitride = MoN3 and not M02N3 Also Why is PbO2 not Pb2O4 Thanks You!
asked by Jason 
chemistry
You are traveling in a country that uses the metric system. Your child is sick and a nurse determines her temperature to be 40.8 ºC. What is this temperature in ºF? (1.8*40.8)+32=105.44 105 (answer with correct # of sig figs)
asked by kr 
algebra
The exact value of c is √22. What is the approximation of c to three decimal places
asked by Sharon 
math
Dylan loved pencils. He had a whole box full of pencils in different colors and designs. Oneseveth of them were yellow, onesixth of them were blue, and the rest of the pencils had designs on them. What fraction represents the pencils with designs on
asked by Lis 
Physics
The anode (positive terminal) of an Xray tube is at a potential of +105000 V with respect to the cathode (negative terminal). (a) How much work (in joules) is done by the electric force when an electron is accelerated from the cathode to the anode? J (b)
asked by anybody 
math
Light travels at a speed of 186,282 miles per second. How could this number be expressed in scientific notation? 1)1,862.82 x 10 x10 x10 2)1.86282 x 10 x10 x 10 x10 x10 3)1.86282 x 10 x10 x10 x10 4)186.282 x 10 x10 x 10
asked by katy 
Reiny/ MATH Help
THANK YOU VERY MUCH!!! I forgot to say thank you for this answer the other night. There are 900 of those counting numbers with no restriction. Let's find all those that DON'T have a 2 in them there are 8 possible in the left spot , (no 2 or 0) but 9
asked by TO: Reiny 
language arts
STRANGE:GROTESQUE:: a. sporadic:constant b. naughty:malevolent c. blue:azure d. prudent:careful I know the answer isn't "a" but I cant pick between b, c, and d because they all have a synonym relationship just like the analogy in caps.
asked by Brianna 
Physics net force and mass
Four boxes of various masses are placed on a friction free table. Rank these boxes according to net force by listing them in order from greatest to least. A) B) C) D) Thank You :) I forgot to include: Which one has the most force to the right? I appreciate
asked by Jill 
math
How do i estimate the number of ticket sales needed before the movie can start making a profit?budget 80,000,000 and the movie is 85 minutes long.
asked by bethann 
Physics
A plane flies at 800km/h in stationary air. The distance to be traveled is 3000km. What was the wind speed if the journey actually takes 4.0 hours?
asked by Amanda 
trig
What does sin(squared)t + cot(squared)tsin(squared)t equal? and can someone explain it?
asked by Anonymous 
Math 543 HELP!!
Randy had a sheep that started eating more and more as each day passed. On July 1, Randy’s sheep ate 5 carrots. On July 2, Randy’s sheep ate 11 carrots. On July 3, the sheep ate 18 carrots. How many carrots will the hungry sheep eat on July 30th?
asked by deadlove 
leadership
total points of the semester you can earn 170 but i scored 140 what is my grade
asked by janice 
math
When you subtract 2 from a number double the difference and then add 7 you get 57. What is the number
asked by miya 
Statistics
For a math assignment we need to design a dice roll game with different expected values of winning. The game should require a player to make a bet on the sum of one roll of two dice. If the dice sum to that number, the player wins; otherwise, he loses. We
asked by Jaime 
math
A kayak moves 10 miles per hour in still water. If the river current flows at 5 miles per hour, how long does it take reach 26 miles upstream?
asked by Jmare 
chemistry
the retina of a human eye can detect light when radiant energy incident on it is at least 4.0x10^17 J. For light that is 565 nm wavelength, how many phontons does this energy correspond to?
asked by Any 
Math
List all possible rational roots, use synthetic division to find an actual root, then use this root to solve the equation. x^3 7x^2 +13x 7=0
asked by Chelsea 
Math
Find the inverse of the onetoone function. f(x)= 5/(3x4)
asked by Chelsea 
Financial math
what would be the fee for a buyer to purchase 2 discount points on a home with a sale price of 275,000
asked by Ashley 
Chemistry
What neutral atom has the same number of electrons as Sc3+
asked by Stephanie 
Physics
A hotair balloon is rising upward with a constant speed of 2.50 m/s. When the balloon is 3.00 m above the ground, the balloonist accidentally drops a compass over the side of the balloon. How much time elapses before the compass hits the ground?
asked by James 
Math
Solve the inequality by first rewriting it as an equivalent inequality without absolute value bars. Express solution set using interval notation.  x+3  +8 is less than or equal to 14 Thanks so much for helping me!
asked by Chelsea 
Math
Perform the indicated operations and write in standard form. Sq root of 25(3 sq root of 81) Sorry, I don't know how to do the square root symbol. I keep getting 15i45i^2, which would be 45+15i in standard form, right? But my teacher says it's wrong, so
asked by Chelsea 
History
What are the most poisonous animals in the world and also one of the smallest?
asked by Andrew 
law
A __________ is one way that a will can be changed without executing an entirely new will. A. revocation B. devise C. codicil D. legacy is it D
asked by Andy 
Information Systems
Hi ..Can somebody suggest me some good ideas or topics for senior projects related to Information Systems. Thank You !
asked by JJ 
trig
What is the length of the circular arc intercepted by a central angle of 20degrees in a circle with a radius of 5cm?
asked by Anonymous 
algebra
What is the solution set for 10^x=2.5
asked by Betty 
Chemistry University One
Is it possible for a calorimeter to have a high specific heat capacity, such as 2780J? I don't know if that is a reasonable answer.
asked by Cam 
Precalculus
Write as a single logarithm log(x+1)+2log(2x+1)log(x3)
asked by Matthew 
World Civ
Why were so many people living in the European countryside dependent on aristocracy? (during and before the agricultural revolution in Europe)
asked by D 
physics
A 5.50 bucket of water is accelerated upward by a cord of negligible mass whose breaking strength is 77.0 . If the bucket starts from rest, what is the minimum time required to raise the bucket a vertical distance of 14.0 without breaking the cord?
asked by Emily 
World Civ
How did advances in military technology change warfare in 16th century Japan? How was the strategic balance of power reflected in the government created by Tokugawa leyasu?
asked by D 
Physics
What is the acceleration of an 0.4m aluminum cube with a density of 2.72 in a beaker of methanol, which has a density of .791?
asked by Daisy 
World Civ
What were the social and administrative foundations of the absolute power of Ming Quing emperors?
asked by D 
World Civ
What were the social and administrative foundations of the absolute power of Ming Quing emperors?
asked by D 
English
I revised the sentences again. Now I really need your final check At the end of their twoyear project students will be able to 1) master the basic linguistic structures to operate in a work/scientific environment (I don't know how to express it) 2) be
asked by Henry2 
geometry
at a certain time , a post 6 ft tall casts a 3 ft shadow.what is the angle of elevation of th sun
asked by ariah 
Ochem
What volume of 6.83% (wt./vol.) NaOCl solution is required to oxidize 223 mg of 9fluorenol to 9fluorenone? Please help me set this up!
asked by Darby 
trig
a grocery store display consists of cases of soda. there are 15 cases at the base, and 1 case at the top. if there are 15 rows, how many cases are needed for the entire display? a) 180 b)30 c)130 d)15
asked by jessica 
Ochem
how many grams of NaOCl are in 12.14 mL of a 6.65% (wt./vol.) NaOCl solution? Please help me set this up... I have no idea what to do.
asked by Seerat 
organic chemistry
If you are given a 6.75% (wt./vol.) NaOCl solution, how many grams of NaOCl are in 100 mL of the solution? how do you do this please???
asked by Siral 
Organic Chemistry
How many moles of hypochlorous acid are needed to react with 0.621 mol of 9fluorenol? please help
asked by Timmy 
6th grade math
the percent of all adults who take photographs is greater than the percent who play word games but less than the percent who bake. what fraction of all adults might take photographs? Using this table Activity Percent Baking. 17 Barbecuing. 32 Playing
asked by Veronica 
math,geometry
Find 3 upper case letters that look the same when rotated 180 degrees. Then, what letter's 90, 180, and 270 degree rotations has this outline? This is also the inside lines formed by the rotation of what letter? and could explain how you did it please i
asked by mellisa 
Physics C
A point charge of 5.5 µC is located at the center of a spherical shell of radius 30 cm, which has a charge −5.5 µC uniformly distributed on its surface. Given: ke = 8.98755 × 10^9 Find the electric ﬁeld for a point inside the shell a distance 12 cm
asked by D 
Chemistry
Hello, I have a question that reads, "What is the pH of a 0.01M (10mM) solution of arginine that has a net charge of .65?" I tried using the henderson hasselbach equation, since I know the pka of arginine is 12.48. So I got pH=12.48+log(b/a) Since the net
asked by Ashley 
Chemistry
During a fractional distillation of a 25mL ethanol/H2O soln, it was found that first the temperature stayed constant at ~75 C for 3mL of soln, then it went up to 100 C for the rest of the soln. The first question is: Assuming that the unknown (ethanol) did
asked by Johnny 
Mechanics AQA igher
A ship is being steered due east. A current is flowing from north to south, so that the actual velocity of the ship is 12 km/h on a bearing of 120 degree . Find the speed of the current and still water speed of the ship
asked by Jat 
pharmaceutical calculations
1. A chemical crystal weighs 3.630 grams in air and 1.820 grams when immersed in an oil. If the specific gravity of the oil is 0.837, what is the specific gravity of the chemical? 2. A piece of wax weighs 42.65 grams in air, and a sinker weighs 38.42 grams
asked by eliza 
math
In a class of 71 students, the number of females is one fewer than twice the number of males. How many females and how many males are there in the class?
asked by Jessika Waring 
physics
Three carts of masses 5 kg, 12 kg, and 3 kg move on a frictionless horizontal track with speeds of 5 m/s, 8 m/s, and 4 m/s, as shown in ﬁgure. The carts stick together after colliding. 5 kg 12 kg 3 kg 5 m/s 8 m/s 4 m/s Find the ﬁnal velocity of the
asked by ntirandekura 
Additional maths
The roots of the equation x^2+(a+3)x2b=0 are 2 and 3. Find the values of a and b.
asked by Nurul 
calc
Use L’Hopital’s rule to find the limit of this sequence (n^100)/(e^n) ...If you do L'Hop. Rule it would take forever, right? You would always get an (e^n) at the bottom and will have to use the L'Hop. rule 100 times to find the limit...100*n^99,
asked by lola 
MATH
Find 3 upper case letters that look the same when rotated 180 degrees. Then, what letter's 90, 180, and 270 degree rotations has this outline? This is also the inside lines formed by the rotation of what letter? and could explain how you did it please i
asked by Marney 
math
The number of people in the United states with mobile cellular phones was about 142 million in 2002 and about 255 million in 2007. if the growth in mobile cellular phones was linear, what was the approximate rate of growth per year from 2002 to 2007.
asked by love 
chemistry
the amount of heat when 65g of water at 100c until it cools to 37c
asked by tom 
math
Is there any pair of numbers whose product is the same as its sum? Thank you for the help :)
asked by Eleanna 
Chemistry
What is the pH of a 0.01M solution of arginine that has a net charge of .65?
asked by Ashley 
math IV
in proving trigonometric identities if cotangent theta multiply sine theta is equal to cosine theta. what is the correct answer?
asked by mien 
trig
in proving trigonometric identities if cot theta sin theta = cos theta. what is the correct answer?
asked by mien 
Math
Ms. Floop had an old wagon wheel in her front yard. It had 40 spokes on it. Twentyfour of the spokes were painted blue. What fraction of the spokes were not painted blue?
asked by Lia 
statistics
Assume that a population is normally distributed with a mean of 100 and a standard deviation of 15. Would it be unusual for the mean of a sample of 3 to be 115 or more? Why or why not?
asked by Jay 
trig
in proving trigonometric identities if 1 + sin^2 theta is equal to 2 sin^2 theta + cos^2 theta. what is the correct answer?
asked by mien 
trig
in proving trigonometric identities if sec theta  tan theta sin theta is equal to cos theta. what is the correct answer?
asked by mien 
calculus
find the area enclosed by y=x^2 and y=sinx in the first quadrant.
asked by Kayla 
trig
4 costheta +3sintheta=5,4sintheta3costheta=WHAT
asked by popy 
College algebra
use interval notation to express the solution set of the inequality 2x + 3> or equal to 9
asked by Jess 
math,angles
Could anyone help me with showing me how to bisect an angle
asked by Sarah 
math
Mrs. White is planning a barbeque for Mardi gras day. She will serve tea or coffee, barbequed chicken or ribs and cole slaw or potato salad.How many choices of a beverage, a meat and a salad does she have for her party? THANK YOU :D
asked by MS SUE FAN!!! :) 
Phsics
I want to see the calculations.
asked by The range of a target is found to be 20km. A shell leaves a gun with a velocity of 500ms1. What must be the angle of elevation of the gun if the ground is leueled? 
physics
A 45.5g Super Ball traveling at 29.0 m/s bounces off a brick wall and rebounds at 19.5 m/s. A highspeed camera records this event. If the ball is in contact with the wall for 4.15 ms, what is the magnitude of the average acceleration of the ball during
asked by Anonymous 
math
Connor found the sum of the first three even numbers and obtained the result of 48. Oops,what mistake must he have made? Thank you anyone who helps me I really appreciate it :3
asked by Leda 
Algebra
How do you solve: (2x+1)(x4)=0
asked by Drew 
Chemistry
Would there be any difference in "beginning percent composition" of an alcohol/H2O soln if the alcohol formed an azeotrope with water vs. if the alcohol DIDN'T form an azeotrope with water?
asked by Johnny 
algebra
what is a pythagorean theorem? How is it used?
asked by debby 
Math
simplify: 3sqrt(2)+5sqrt(4)+8sqrt(2)2sqrt(6)
asked by Lauren 
math
jamie is saving money to buy a cd player that will cost $58, including tax. she has already saved $16. she can earn $6 per hour doing yard work. how many hours will jamie need to work to earn enough money to buy the cd player?
asked by Melanie 
english
Like the writers in the short story collection, Mori reveals his character's thoughts and feelings by providing dialogue, describing events, and showing how dialogue and action affect each other. Identify a character and quotation from one of the short
asked by Anonymous 
science
what technologies or what do explorers need to survive a volcano underwater and space?
asked by sim2000 
Science
Which of the following describes a learned behavior? A. A cat nursing its kittens B. A parrot singing words to a song C. A mocking bird building a nest D. A zebra's black and white stripes. B?
asked by Andrew 
cell crossword puzzle 14 across
what is 14 across or the cell crossword puzzle. I had golgi bodies but it does not fit.
asked by Anonymous 
english
i starting to write a descriptive story and i have to switch on and off from reality like in Walter Mitty story. so I think of writing about childhood having flashbacks of past. but i not know how starting it off.
asked by Mohammad 
algebra
Sam earns R1 350 per week doing tiling. How much does sam earn in an hour if he works 45 hours a week?
asked by omar 
college algebra
A grandmother is looking for a plan to finance her new grandchild’s college education. She has $25,000 to invest. Search the internet and locate a longrange investment plan, CD, Savings Bond, etc, for the grandmother. The plan is to earn compound
asked by shiedah 
science
what is co2 ..can anybody remind me because i forget.
asked by Alishia 
Physics
A capacitor is constructed of two concentric conducting cylindrical shells. The radius of the inner cylindrical shell is 2.35 103 m, and that of the outer shell is 2.49 103 m. When the cylinders carry equal and opposite charges of magnitude 1.61 1010 C,
asked by Anne 
IT test
find the odd term in the series below: 8,13,20,31,44,60,80
asked by sonam 
Accounting
Last year, Jasper Company earned operating income of $139,600 with a contribution margin ratio of 0.3. Actual revenue was $237,000. Calculate the total fixed cost. Round your answer to the nearest dollar.
asked by Roger 
Statistics
A study was conducted to investigate relationships between different types of standard test scores. On the Graduate Record Examination verbal test, 18 women had a mean of 538.82 and a standard deviation of 114.16, and 12 men had a mean of 525.23 and a
asked by Anna 
English
I urgently need you to check these two sentences!! Thank you. 1) Do you need a detailed presentation of the school? 2) The other schools I worked for have always paid (rewarded/remunerated) both my involvement and transtlation activities (?) before and
asked by Henry2 
math(significant figures)
A pipe is measured once with a steel tape with markings every .1mm.The two ends of the pipe line up with the 0 and 40m marks onthe tape. How should this datum be recorded using theappropriate number of significant figures? exolain how you figured it out
asked by lou 
english
i am in 7th std please tell me the meaning of squeezing
asked by sonam 
Math
It took Chef Flay 3/4 hour to buy groceries and 1 1/2 hours to prepare a meal. How many minutes did it take Chef Flay to shop and prepare the meal? A.225minutes B.120minutes C.150minutes D.135minutes D?
asked by Andrew 
chemistry
if 68.0g of NH3 react with 304g of F2, how many grams of N2F4 are produced
asked by annaleisa 
English
I urgently need you to revise this short summary. Thank you. 1) Robinson travelled twice two Africa. On his first voyage to Africa they were caught in a storm but they eventually saw a boat, jumped onto it and saved their lives. 2) On his second voyage he
asked by Henry2 
Math
Simplify: 2sqrt(72)
asked by Andy 
mathalgebra
There are 10 boxes,if 7 contain pens,3 contain pens and pencils,2 contain pencils only.how many empty boxes are there?
asked by nerisha 
algebra
find the L.C.D of each of the following and groups of fractions and then express the fractions of each group in terms of the L.C.D of that group... please show work 1\2,3\4,11\16 2\3,1\8,5\12
asked by Adelia 
Physics
A car is speeding at 33.4 m/s. A police car starts in pursuit from rest when the car is 100 m past the cruiser. At what rate must the cruiser accelerate to catch the speeder before the state line, 1.2 km away from the speeding car? Include all steps if
asked by Erica 
math
In the megalopolis stadium there were 32 sections, and each section could seat 950 people. How many people could the stadium seat?
asked by Serena 
physics
suppose a 1.50 kg object is suspended from the end of a silicone band. when the object is pulled down and released, the band vibrates at a frequency of 2.08 s1. calculate the spring constant of this silicone band including units.
asked by gary 
Physics
A car's initial velocity of 13.5 m/s accelerates at a rate of 1.9 m/s^2 for 6.2 s. Then, it accelerates at a rate of 1.2 m/s^2 until it stops. 1) What is the car's maximum speed? 2) What is the total time from the start of the first acceleration until the
asked by Erica 
geometry
find the perimeter of a regular hexagon having sides 5 2/3 inches long
asked by kiera 
math
James drew a number line from 0 to 120 by fives. How many natural numbers were listed on the number line?
asked by Cristy 
physics
A raft is constructed of wood havig a density of 600kg/m^3. The surface area of the bottom of the raft is 5.7m^2 and the volume of the raft is .60m^3. When the raft is placed in fresh water having a density of 1000kg/m^3, how deep is the bottom of the raft
asked by Kayle 
math
Light travels at a speed of 186,282 miles per second. How could this number be expressed in scientific notation? 1)1,862.82 x 10 x10 x10 2)1.86282 x 10 x10 x 10 x10 x10 3)1.86282 x 10 x10 x10 x10 4)186.282 x 10 x10 x 10
asked by katy 
algebra
solve the following system of equations? y=3xsquarerd+4x+1 y=xsquared7x4
asked by Anonymous 
social studies
Hi I have to write a short paper connecting The United States Declaration of Independence and how it plays a role in todays world. What are some connections that I could write about? Thanks!
asked by jon 
Physics
An (63Kg) astronaut, floating alone in outer space, catches a 7Kg bowling ball traveling at 20m/s. The velocity of the astronaut and bowling ball after the catch is
asked by Beth 
Math
Mrs. Lucida has budgeted $400 for the party. Write and solve the inequality. Solve how many hours the party would last
asked by Anonymous 
elapsed time
10:30am to 1:20 what is the answer
asked by shayla 
math
SIN .9271 = to what degree?
asked by Miss Barb 
math
A tree cast a 24 foot shadow at the same time a fence post 5 feet high cast a 4 foot shadow. How tall is the tree?
asked by Rue Ann 
Math
Quintera and her family were flying from New York to Florida. Their plane departed at 10:155A.M. and arrived in Florida at 1:37P.M. How long was Quintera's flight? A. 9h 18min B. 14h 42min C. 3h 42min D. 2h 42min D?
asked by Andrew 
College Algebra
The principal is $25,000. This is P. Research the annual interest rate for your investment. This is r. State the time in years for the investment (as in when the new grandchild will be attending college). This is t. State the number of compounding periods
asked by Please, 1 last question! 
Math
How do you turn 11/12 ( a fraction) into a percent?? Help please its homework due very soon!!!!!! Thankz.
asked by Madelyn Santiago 
Trig
Sarah used her calculator to find sin125 degrees . She wrote down sin125 degrees = .57. How could Sarah recognize that her answer is incorrect?
asked by BreAnne 
math
Brittney is making a graph to compare the average high temperature in five cities. Which type of graph would be the most appropriate for Brittney to use?
asked by shadiqwah 
geometry
if m
asked by lisha 
Algebra
The principal is $25,000. This is P. Research the annual interest rate for your investment. This is r. State the time in years for the investment (as in when the new grandchild will be attending college). This is t. State the number of compounding periods
asked by Please, 1 last question! 
Physics moles and gas laws
What is the volume occupied by 8.0 g of hydrogen under a pressure of 2.8 atm and a temperature of 300 K?
asked by Darla 
5th grade
what does self imposed mean? please explain in a simple way thanks
asked by saranghae12 
Physics
A car is traveling 17 m/s when the driver sees a child standing on the road. He takes 0.8 s to react, then steps on the brakes and slows at 7.0 m/s2. How far does the car go before it stops?
asked by Anna 
math
Cheryl is training for a long bicycle ride. Jim will drive Cheryl back and her bicycle 60 miles from town, drop them off, and then drive back to town. Cheryl then will ride her bicycle back to town. On the way back to town, Jim will travel at 50 miles per
asked by Melanie 
math
Explain how to find the sum positive five plus negative nineusing chips, a number line, or the rules for adding integers. Give the answer with your explanation
asked by drae 
Math
Rashad awoke at 6:45A.M. He spent a half hour taking a bath and getting dressed. He took 20 minutes to eat his breakfast and another quarter of an hour to ride his bike to school. What time did Rashad arrive at school? A.7:55A.M. B.7:45A.M. C.7:50A.M.
asked by Andrew 
Trig
Its a 306090 triangle there's a line in the center that= 10 a. What is the length of the hypotenuse of triangle ABC? b. What is the length of the shorter leg of triangle ABC? c. What is the length of the longer leg of triangle ABC?
asked by BreAnne 
Math
To have a constant concentration of .25 ppm of a substance with 18,000gal/water flowing, how much would I need to add per minute? Does that make any sense? How would I go about answering that? I don't want the answer, but maybe just a push in the right
asked by Em 
math
Bottle A, containing 12L of 15% acid, is combined with bottle B, containing 3L of 25% acid. Bottle C is 26% acid. How much of each solution is neede to have 24L of a 20% acid solution?
asked by Anonymous 
Algebra 2
Write an equation in slopeintercept form for the line that satisfies the following condition. passes through (5, 14), parallel to the line that passes through (12, 2) and (35, 19)
asked by Cayla 
calc
Use L’Hopital’s rule to find the limit of this sequence (n^100)/(e^n) ...If you do L'Hop. Rule it would take forever, right? You would always get an (e^n) at the bottom and will have to use the L'Hop. rule 100 times to find the limit...100*n^99,
asked by lola 
Math
Corey jogs 5km every morning to get ready for a 5km race he is going to run next month. How many meters does Corey run in one week? A. 5000m B. 10000m C. 3500m D. 35000m D? Mrs.Sharp made a punch recipe that called for 20 fluid ounces of cherry juice. How
asked by Andrew 
physics
An artillery shell is launched on a flat, horizontal field at an angle of a = 43.5° with respect to the horizontal and with an initial speed of v0 = 263 m/s. What is the horizontal distance covered by the shell after 6.77 s of flight? What is the height
asked by qwertzuiop 
English(Romeo and Juliet)
I need help with Romeo and Juliet Do you think it's appropriate to risk your life to be with another? Why do you think Juliet resorts to this? Explain In other words, what influences her decision?
asked by Anna