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Julia

Questions (336)

write a product that represents the surface area of any rectangular prism with length l, width w, and height h. Expain.
1. 1 answer
2. 483 views
The length of the hypotenuse of a right triangle is 2m more than the longer leg. The longer leg is 7m longer than the shorter
1. 2 answers
2. 829 views
If you place 5 mg NiCO3 in 1 L of pure water, does all the salt dissolve? If not, how much salt remains undissolved? The Ksp for
1. 1 answer
2. 583 views
For CaCrO4, Ksp= 7.1x 10^-4. How many grams of Na2CrO4 must be added to 200 mL of .250 M Ca(NO3)2 to just initiate
1. 1 answer
2. 1,008 views
David wants to build a pen for his goat. He wants the area of the pen to be 48 square feet. If the length and width of the pen
1. 17 answers
2. 2,472 views
The algebraic expression of a dilation is (x, y) changes to (1/a x, 1/a y). If the dilation is an enlargement, give three
1. 1 answer
2. 923 views
Edgar Allan Poe uses a pair of rhyming words to describe trying to hold sand in “A Dream Within a Dream.” In a short
1. 47 answers
2. 2,401 views
James has a 6-ft board that is 24 in. wide. He wants to cut it into five pieces to make a small bookshelf with two shelves. The
1. 1 answer
2. 1,173 views
Schlomo occasionally drinks beer with friends. His drinking doesn’t interfere with his job or personal obligations. He gets a
1. 1 answer
2. 485 views
The Great Experiment is often used when referring to?I think it is the Prohibition Era, The Eighteenth Amendment but I am not
1. 1 answer
2. 521 views
Balance the equations for oxide reduction method:KMnO4 + KCl ---> MnCl2 + Cl2
1. 2 answers
2. 583 views
You are installing a new spark plug in your car, and the manual specifies that it be tightened to a torque that has a magnitude
1. 0 answers
2. 777 views
A culture starts with 8300 bacteria. After one hour the count is 10,000.(a) Find a function that models the number of bacteria
1. 1 answer
2. 3,611 views
A wooden artifact from an ancient tomb contains 70% of the carbon-14 that is present in living trees. How long ago was the
1. 2 answers
2. 8,496 views
If one earthquake is 160 times as intense as another, how much larger is its magnitude on the Richter scale? (Round your answer
1. 1 answer
2. 1,840 views
Starting from rest at t = 0 s, a wheel undergoes a constant angular acceleration. When t = 1.6 s, the angular velocity of the
1. 1 answer
2. 1,537 views
First vehicle is traveling at 50 miles per hour. Second car is traveling at 65. They ate 15 feet apart when the second cars
1. 1 answer
2. 463 views
From what height would a car weighing 9990 N have to fall to gain the kinetic energy equivalent to what it would have when
1. 1 answer
2. 394 views
A 1600 kg block of granite is pulled up an incline that has an angle of inclination θ = 20 ° with a constant speed of 1.21 m/s
1. 1 answer
2. 1,460 views
I don't understand this at all!use the position equation s=-16t^2 +v0t+s0 to write a function that represents the situation.
1. 1 answer
2. 1,699 views
A bullet is fired from a rifle that is held 1.70 m above the ground in a horizontal position. The initial speed of the bullet is
1. 1 answer
2. 741 views
geologists estimate that earths temperature rises about 10 degrees celsius for every kilometer k below earths surface.suppose it
1. 1 answer
2. 506 views
True or False? Can someone check to see if I am correct. If not, why?a) Two samples of matter have the same volume must have the
1. 1 answer
2. 569 views
True or False? Can someone check to see if I am correct. If not, why?a) Two samples of matter have the same volume must have the
1. 1 answer
2. 569 views
Geddy has a pool with a volume of 25.0m^3. It costs $2.35 per cubic foot (ft^3) to clean. How much will it cost to clean the
1. 1 answer
2. 461 views
the area of a square is equal to one less than one-half its perimeter. How long is each side? (A=s squared and P=4s, where s
1. 1 answer
2. 498 views
7 digit number no repetition of numbers digit 5 in thousands place, greatest digit in the millions place, digit in the hundred
1. 8 answers
2. 1,024 views
A carpenter checks to see if a board is warped by laying a straightedge across the board in several directions. State the
1. 3 answers
2. 1,145 views
2.If a sledgehammer that weighs 18 newtons on Earth will weigh about 4 newtons on the planet Namar, then your weight on Namar
1. 4 answers
2. 2,426 views
At Frugal Foods a loaf of bread cost about $1 in 1980. In 2013, the loaf of bread cost $2.50.1.A ratio is a comparison of two
1. 5 answers
2. 3,555 views
For the reaction: N2+3H2<--->2NH34.000 mol N2, 2.000 mol H2, and 6.000 mol NH3 are placed in a 2.000 L container and allowed to
1. 1 answer
2. 652 views
For the reaction: N2+3H2 <-----> 2NH31.000 mol N2 and 1.000 mol H2 are placed in a 1.000 L container and allowed to establish
1. 1 answer
2. 667 views
For the reaction: A+B <-----> 2C (all gases)2.0 mol A, 2.8 mol B and 1.0 mol C are placed in a 2.0 L container and allowed to
1. 1 answer
2. 530 views
June has twice as much money invested at 5% simple annual interest as she does at 4 %. If her year income from the two
1. 1 answer
2. 399 views
Identify awkward or pretentious diction in the following sentences, and revise each sentence as necessary to improve clarity.2.
1. 11 answers
2. 2,399 views
A charge of +9.0 nC and a charge of +4.0 nCare separated by 50.0 cm. Find the equilibrium position for a −1.0 nC charge as a
1. 0 answers
2. 1,107 views
I have to use the given concentration of 7.03 micromoles/liters to determine the concentration for the following dilutions.1. mL
1. 3 answers
2. 553 views
Identify the simple sentences in the following paragraph. I know the first and third sentences are simple.The air show announcer
1. 3 answers
2. 1,532 views
the titration of an ascorbic acid requires 18.5 mL of .0105 M KIO3. how many mmol of ascorbic acid were in this sample?
1. 1 answer
2. 567 views
the angle of elevation to the sun is 65 degrees. A building casts a shadow 16m long. What is the height of the building to the
1. 2 answers
2. 2,369 views
You invest an initial $4,500 in an account that has an annual interest rate of 4.5%, compounded daily. How much money will you
1. 1 answer
2. 688 views
Use l'hopital's Rule to evaluate lim x in 0 of(4x(cos 6x-1 )) / sin 3x-3x
1. 1 answer
2. 555 views
Richard put a counter on 6. He counted by tens. what are the next 3 numbers he counted?My answer is: 16, 26, 36
1. 1 answer
2. 446 views
A spotlight on the ground is shining on a wall 24m away. If a woman 2m tall walks from the spotlight toward the building at a
1. 1 answer
2. 1,316 views
Find the dimensions of the rectangle of the largest area that can be enclosed by 200 meters of fencing
1. 1 answer
2. 460 views
How would you convert 11 minutes into hours?
1. 1 answer
2. 373 views
An area for planting crops is given by:A = 800 + 20x - 1/2x^2 Find the value of x which the area is a maximum
1. 1 answer
2. 380 views
1. How many seconds do you spend in school during the week (6.5 hours/day)?2. How many micrograms are in 12 dekagrams? 3. How
1. 3 answers
2. 959 views
What does the novel 1984 by George Orwell teach us about history? In what ways is Winston a historian?
1. 0 answers
2. 543 views
A hair product company sells three types of hair products for $30, $20, and $10 per unit. In one year, the total revenue for the
1. 1 answer
2. 765 views
When 1.10 mol of NaOH is added to 1.00 L of 0.30 M HCl the pH of the resulting mixture is:a) 0.52 b) 0.70 c) 1.00 d) 13.30
1. 2 answers
2. 1,071 views
Choose the answer that identifies the function of the gerund in the sentence. Yes, this player has worked hard on improving his
1. 2 answers
2. 950 views
Explain why methyl red would be a good indicator for a titration of 0.25M NaOH with .025M HNO3, but a poor choice for use in a
1. 2 answers
2. 1,122 views
Terry wants to buy one pair of moccasins. She can choose from some that costs $22.50, $27.00, $20.95, and $24.75. How much will
1. 1 answer
2. 497 views
14% of what number is 84?
1. 3 answers
2. 358 views
Write in order from least to greatest. +3,-1,-4,+2,0
1. 2 answers
2. 440 views
Block A in the figure weighs 48.0N . The coefficient of static friction between the block and the surface on which it rests is
1. 2 answers
2. 809 views
If x varies inversely withy 3, and x=6 when y=3, find x when y=2.
1. 2 answers
2. 471 views
A robotic basketball player tosses a ball upward from a height of 7 feet, at an initial speed of 111 feet per second.The height
1. 2 answers
2. 675 views
You are putting a brick walkway along two sides of a rectangular garden that measures 6 meters by 15 meters.The path will run
1. 2 answers
2. 1,079 views
Mushrooms produce a tremendous number of spores. However, very few spores go on to establish a new mushroom colony. A "colony"
1. 1 answer
2. 1,200 views
Uncle Joe made chocolate chip cookies. Eric ate fifty percent of them right away. Ryan ate fifty percent of what was left. Ten
1. 1 answer
2. 817 views
There are three hundred students at Mackenzie Middle School in Brain City. If 57% of the students are female, what is the ratio
1. 3 answers
2. 587 views
The local election is over and a new mayor has been elected to lead Big Town. The new mayor received three votes for every vote
1. 1 answer
2. 588 views
A train is moving parallel and adjacent to a highway with a constant speed of 27 m/s. Ini- tially a car is 60 m behind the
1. 1 answer
2. 894 views
One long-distance telephone company offers a plan such that the first 20 minutes costs $.99 and each additional minute costs
1. 1 answer
2. 1,160 views
What political influences shaped the governments of the British Colonies
1. 2 answers
2. 471 views
Proving quadrilateralsPLEASE PLEASE PLEASE HELP *the diagonals of a square bisect the vertex angle * the diagonal of a rhombus
1. 1 answer
2. 736 views
A baker bought 680,000 oz. of flour and packed the flour into 200 bags of equal size. He used some flour and had 100 bags left.
1. 1 answer
2. 577 views
Mei packed 783 strawberries equally into 9 cartons. After giving 4 cartons to her neighbors, she decided to repack 5
1. 2 answers
2. 979 views
A homeowner empties her hot water heater every 36 days and changes the filter in the heat pump every 48 days. She did both on
1. 1 answer
2. 724 views
The Easy Bake Oven is a common toy for young children who want to emulate the process of cooking. Suppose this oven is plugged
1. 1 answer
2. 611 views
Help me conjugate this in French? Need helpAtterrir, tu Fleurir, les plantes Fondre, les garcons Perir, les fleurs Penser, tu
1. 1 answer
2. 696 views
What is the specific heat of an unknown substance if a 2.31 g sample releases 12.5 cal as its temperature changes from 24.9°C
1. 1 answer
2. 426 views
Enough of a monoprotic acid is dissolved in water to produce a 1.47 M solution. The pH of the resulting solution is 2.64.
1. 0 answers
2. 659 views
Hi!I need help with determining the value of each of the following logarithmic expressions. Do not change the bases- thx a)
1. 1 answer
2. 440 views
if a toy car's motor propelled it 1.905m in 7.1 seconds and it kept rolling .38m for 8.6 seconds what is the coefficient of
1. 0 answers
2. 345 views
A bullet with a mass of 5.40 g is fired horizontally at two blocks resting on a smooth and frictionless table top as shown in
1. 2 answers
2. 780 views
please help and explain.At a certain temperature, Keq = 10.5 for the equilibrium below. CO(g) + 2 H2(g) equilibrium reaction
1. 4 answers
2. 2,500 views
A 250N force is applied at an angle of 32 degrees above the horizontal to a 96kg box causing it to slide along a floor. The
1. 1 answer
2. 2,306 views
A box is held against a wall (not resting on the ground). What minimum horizontal force will JUST prevent the 5.0kg box from
1. 1 answer
2. 557 views
how do I solve for 16x^2+56x-120
1. 2 answers
2. 457 views
The application of one function followed by the application of a second function to the result of the first as in F^-1(f(x)) is
1. 0 answers
2. 818 views
Calculate the value of Kp for the equationC(s)+CO2(g)<->2CO(g) Kp=? given that at a certain temperature
1. 2 answers
2. 15,755 views
A basketball player throws the ball at a 38° angle above the horizontal to a hoop which is located a horizontal distance L =
1. 0 answers
2. 716 views
A stone is aimed at a cliff of height h with an initial speed of v = 64.0 m/s directed 55.0° above the horizontal, as shown in
1. 1 answer
2. 723 views
A person who is 1.4 m tall throws a ball with a speed of 4.2 m/s at an angle of 25 degrees above the horizontal. What are the x
1. 0 answers
2. 572 views
The launching speed of a certain projectile is 9.0 times the speed it has at its maximum height. Calculate the elevation angle
1. 1 answer
2. 411 views
A projectile is fired at 45.0° above the horizontal. Its initial speed is equal to 42.5 m/s. Assume that the free-fall
1. 2 answers
2. 1,356 views
A person who is 1.4 m tall throws a ball with a speed of 4.2 m/s at an angle of 25 degrees above the horizontal. What are the x
1. 1 answer
2. 822 views
What are the three main parts of a research report?1.title, body, conclusion 2.introduction, body, sources 3.introduction, body,
1. 4 answers
2. 1,311 views
You hang mass m=0.22 kg on a spring with constant 12 N/m. You pull the mass down a distance of 0.04 m from its equilibrium
1. 2 answers
2. 1,016 views
Is is possible for the regression equation to have none of the actual (observed) data points located on the regression line?
1. 1 answer
2. 1,332 views
If a research report contains the results of an independent measures ANOVA as follows: F(3,28) = 5.36, p<.01 the study only
1. 0 answers
2. 500 views
A 66.0 kg rider sitting on a 7.1 kg bike is riding along at 9.4 m/s in the positive direction. The rider drags a foot on the
1. 1 answer
2. 1,320 views
Te arch of the Sydeny Harbor Bridge can be modeled by y= -0.00211x^2 + 1.06x where x is the distance (in meters) from the left
1. 0 answers
2. 706 views
Please, help!How did Islam unite and effectively rule diverse people and cultures?
1. 2 answers
2. 952 views
I have been thinking of something to do for my schools science fair for weeks and my teacher keeps telling me that i can't do my
1. 4 answers
2. 424 views
D-R=1550+42t-15t=1550=27t
1. 2 answers
2. 337 views
Previos: D(t)=1550+42t-15t=1550=27t (t represtentnig time)Based on the function for D, what would be the total amount of non
1. 1 answer
2. 925 views

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