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Rachel

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As a result of the French and Indian War, which country claimed all land west of the Mississippi River?Please help me! My dad
1. 5 answers
2. 4,962 views
How many grams of oxygen gas must react to give 2.70 g of ZnO?2Zn(s)+O2(g)→2ZnO(s) Express your answer with the appro
1. 1 answer
2. 581 views
An electron has an initial speed of 4.00×106 m/s. What potential difference (sign and magnitude) is required to bring the
1. 0 answers
2. 765 views
Please,i need a chemical balanced equation between diethyl ether+ conc.sulphuric acid+ glacial acetic acid
1. 1 answer
2. 414 views
What does "lay upon sinner his sin" mean?
1. 4 answers
2. 1,184 views
I have a lab question that is asking if the soda ash in our analysis was NaHCO3 instead of Na2CO3, how would the volume of acid
1. 0 answers
2. 422 views
A two-slit pattern is viewed on a screen 1.08 m from the slits. If the two fourth-order maxima are 52.8 cm apart, what is the
1. 0 answers
2. 837 views
A baseball player throwing the ball from the outfield usually allows it to take one bounce on the theory that the ball arrives
1. 0 answers
2. 693 views
Calculate the amount of heat required to raise the temperature of a 65-g sample of water from 32∘C to 65∘C. (The specific
1. 2 answers
2. 1,416 views
The magnitudes of the four displacement vectors shown in the drawing are A = 14.0 m, B = 11.0 m, C = 12.0 m, and D = 25.0 m.
1. 1 answer
2. 9,070 views
line passing through (0,3) that is perpendicular to x + y = 5I thought it was y = -2x + 3 Answer is: y = x + 3 How did they get
1. 1 answer
2. 392 views
Consulting the graph shown in (Figure 1) , determine the object's average velocity over the time interval from 2 to 4 seconds.Ex
1. 1 answer
2. 1,982 views
Consulting the graph shown in (Figure 1) , determine the object's average velocity over the time interval from 2 to 4 seconds.Ex
1. 1 answer
2. 3,381 views
What is meant by “standards of justice have not always been met”? Provide examples of some efforts that have been made to
1. 5 answers
2. 2,783 views
A very narrow beam of white light is incident at 56.10° onto the top surface of a rectangular block of flint glass 12.7 cm
1. 0 answers
2. 684 views
An object is placed 11.3 cm to the left of a diverging lens of focal length -6.51 cm. A converging lens of focal length 11.6 cm
1. 0 answers
2. 793 views
suppose 48 out of every 120 people like baseball. of the people who like baseball, 3 out of 5 play baseball. If you ask 500
1. 3 answers
2. 963 views
A light bulb is placed 19.6 cm in front of a concave mirror. When the concave mirror is replaced by a plane mirror in the same
1. 0 answers
2. 727 views
Can you please help me solve:Fifteen less than twice some number is 115. 15 - 2x = 115 is this the correct equation? thank you
1. 2 answers
2. 464 views
A truck left midville at 2:00 p.m. for Carmine, traveling at 40 mil/hr. At 3:15 p.m. a car left Carmine for Midville at 55
1. 5 answers
2. 1,384 views
Can someone please help me?Charlotte and Amy are picking strawberries. If Charlotte picks 6 dozen dozen strawberries, and Amy
1. 2 answers
2. 827 views
(8*2_10)_2*3 to the 7th power = 4374
1. 1 answer
2. 343 views
It takes Kasey 1 2/3 hours to bike the Woodlawn Trail. It takes her 3 5/6 hours to bike the Hammerside Trail. How many times as
1. 8 answers
2. 807 views
"When you pulled the steel wool apart, you found that the mass was unchanged. When you heated the steel wool, you found that the
1. 5 answers
2. 3,682 views
A recipe requires 3/4 cup of nuts for 1 batch of muffins. How many batches of muffins can be made using 7 1/2 cups of nuts?
1. 5 answers
2. 2,433 views
A model rocket is fired vertically from the ground with a constant acceleration of 44.3 m/s2 for 1.95 s at which time its fuel
1. 1 answer
2. 612 views
Olympic diver Matthew Mitcham springs upward from a diving board that is 3.00 m above the water. He enters the water at a 79.0
1. 1 answer
2. 644 views
You are planning a rectangular patio with length that is 7 ft less than three times its width. The area of the patio is 120
1. 1 answer
2. 977 views
How would this problem be worked using dimensional analysis? Answer is 1.32g and I can work it (.900/13.6) * 20 = 1.32But i need
1. 1 answer
2. 668 views
What is the difference between the cost of attending a particular school and the expected family contribution, minus any other
1. 2 answers
2. 480 views
What property must f satisfy if the local linear approximation of f is always greater than or equal to the function's value for
1. 1 answer
2. 752 views
Which answer choice shows 2x-y=z correctly solved for y?A: y=2x+z B: y=2x-z C:y=-2x+z D: y=-2x-z Here's how I did it: 2x-y=z
1. 1 answer
2. 787 views
If f(x)= { e^(-x)+2, for x<0{ ax+b, for x=>0 is differentiable at x=0, then a+b=_____?
1. 2 answers
2. 467 views
A pyrotechnician plans for two fireworks to explode together at the same height in the air. They travel at speeds shown at the
1. 7 answers
2. 2,493 views
What is the most abundant fossil fuel?A:Coal B:Gas C:Wood D:Oil
1. 4 answers
2. 968 views
Write a definite integral in terms of x that represents the volume of a sphere with radius 2.
1. 1 answer
2. 566 views
At any time t=>0 , in days, the rate of growth of a bacteria population is given by y' = ky, where y is the number of bacteria
1. 3 answers
2. 3,232 views
joel runs 7 miles in 60 minutes. at the same rate ,how many miles would he run in 24 minutes
1. 1 answer
2. 677 views
1.Suppose the amount of water collected from a mountain spring decreases over the summer at a rate of 1.5% per day. When will
1. 1 answer
2. 515 views
What mass of manganese(II) chloride must react with sulfuric acid to release 54.0mL of hydrogen chloride gas at STP?MnCl2(s)+H2S
1. 1 answer
2. 565 views
My question is"¿Qué le diste a tu madre o a tu padre en su cumpleaños?" This is my answer, please tell me if I wrote it
1. 2 answers
2. 653 views
1. Let f be a twice-differentiable function such that f (2) = 8 and f (4) = 5. Which of the following must be true for the
1. 1 answer
2. 1,867 views
Katy just brought a brand-new 2009 Toyota Camry Hybrid FOR $30,000. Her car was traded in for $16,000. What fraction of the
1. 1 answer
2. 470 views
FindA if (2sinA\2)squared=2
1. 2 answers
2. 382 views
A .5 kg football is thrown and reaches a stationary receiver with a speed of 15m/s. The receiver catches the ball and brings it
1. 1 answer
2. 904 views
Starting from rest, a 4-kg block slides 10 m down a frictionless 30 degree incline. Determine the work done on the block bya)
1. 2 answers
2. 3,756 views
Speed: A block lies on a horizontal frictionless surface. A horizontal force of 100 N is applied to the block, giving rise to an
1. 1 answer
2. 1,185 views
How many grams of N2(g) would have to react to produce 19.5 kJ of energy
1. 1 answer
2. 789 views
The fifth term of an arithmetic sequence is 22 and the 15th term is 62. Find the 100th term and the sum of the first 60 terms
1. 1 answer
2. 684 views
The function g is given by the formulag(x)= ∫[0,x/2] e^(-t^2)dt. An equation for the tangent line to the graph of g at the
1. 1 answer
2. 1,421 views
1. Area of the region between the graph of y=2x^2-3x and the x -axis from x=-3 to x=1 isa)62/3 b)97/3 c)16/3 d)20/3 e)92/3 I got
1. 4 answers
2. 394 views
A 70 kg person is having a tug-of-war. The rope is horizontal and 1.3 m above theground. This person’s center of mass is 1.0 m
1. 3 answers
2. 612 views
Find the point of intersection on the graphs of 2x+5y=15 and x-3y=6How do I do this?
1. 1 answer
2. 397 views
If 20.2 mL of base are required to neutralize 29.3 mL of the acid, what is the molarity of the nitric acid solution?
1. 1 answer
2. 427 views
identify the solutions to x+2y=4 9x-4y=3
1. 1 answer
2. 368 views
I'm really confused on how to do this. Can someone show me step by step on how to solve this? The directions say to use the
1. 1 answer
2. 802 views
how do you write a villanelle? also what are some easy topics to write about? this is due tomorrow so i need help quickly!!
1. 1 answer
2. 520 views
A lobsterman’s buoy is a solid wooden cylinder of radius r and mass M. It is weighted at one end so that it floats upright in
1. 0 answers
2. 775 views
Directions: Find the Location on Unit Circle, Period & General Solution for this problem>>>>>>> sin^2x=3cos^2xWhat I have so
1. 1 answer
2. 730 views
A driver in a car traveling at a speed of 55.4 mi/h sees a deer 116 m away on the road. Calculate the minimum constant
1. 1 answer
2. 542 views
What causes experimental probability to match theoretical probability?
1. 2 answers
2. 472 views
Can someone explain the difference between deductive reasoning and inductive reasoning to me?
1. 2 answers
2. 546 views
let f be the function given by f(x)=-2e^x^3. F0r what value of x is the slope of the line tangent to the graph of f at (x,f(x))
1. 2 answers
2. 350 views
Write a balanced Chem. Eq1. Chlorine gas will react with aqueous sodium fluoride if 200J of energy is added and manganese is
1. 1 answer
2. 570 views
Write a balanced equationSolid phosphorus (P) combusts with oxygen gas to form solid tetraphosphorus heptaoxide.
1. 1 answer
2. 829 views
A particle moves along the x-axis with the velocity at time t=>0 given by v(t)=t^2-3 cos(t). If the particle is at the origin
1. 1 answer
2. 567 views
1. A fence 8 ft tall runs parallel to a tall building at a distance of 7 ft from the building. What is the length of the
1. 1 answer
2. 580 views
How fast does the radius of a spherical soap bubble change when you blow air into it at the rate of 15 cubic centimeters per
1. 4 answers
2. 1,249 views
The ratio of the monthly incomes of A and B is 3:4. The ratio of monthly expenditures of A and B is 4:5. Which of the below is a
1. 2 answers
2. 897 views
The ratio of the monthly incomes of A and B is 4:3 . The ratio of their monthly expenditures is 5:4 . If A saves one fourth of
1. 1 answer
2. 549 views
To what extent to schools need more structure and discipline?Any opinions??
1. 1 answer
2. 356 views
A bowling ball slows down at rate of .12 m/s^2. 5 seconds after it starts down the bowling alley its speed is 15 m/s. What was
1. 0 answers
2. 457 views
The upper left-hand corner of a piece of paper 8 in. wide by 17 in. long is folded over to the right-hand edge. How would you
1. 3 answers
2. 1,557 views
How much control should students have over their education?
1. 4 answers
2. 428 views
Rewrite the following sentences in order to correct the punctuation.In the morning Shelby ate a peanut butter sandwich and an
1. 3 answers
2. 634 views
The number of protons in an anion must always be ________ the number of electrons.the same as We can’t tell. less than greater
1. 2 answers
2. 2,010 views
A metal oxide will form an acid when it is dissolved in water.T/F
1. 2 answers
2. 1,288 views
When an acid and a base react in a neutralization reaction, the products will be acidic.T/F
1. 1 answer
2. 1,536 views
Temperature is a measure of the amount of heat an object contains.T/F
1. 4 answers
2. 2,483 views
An archeological artifact was subjected to radiocarbon dating. The artifact showed a carbon-14 decay rate of 13.8
1. 0 answers
2. 1,060 views
1. Let f be the function given by f(x)=x^2+4x-8. The tangent line to the graph at x = 2 is used to approximate values of f . For
1. 1 answer
2. 748 views
What is the range of the functionf(x)=3-2*51^x? Give your answer as an interval.
1. 2 answers
2. 596 views
What would happen if cells didn't have the following? :-Nucleus -Ribosomes -Endoplasmic Reticulum -Cell Wall
1. 0 answers
2. 496 views
A kite is tied to the ground. The rays from the sun hit the kite perpendicular to the kite string, casting a shadow of the kite
1. 3 answers
2. 5,236 views
A major airline company is concerned that its proportion of late arrivals has substantially increased in the past month.
1. 1 answer
2. 778 views
Which of the following functions is continuous but not differentiable at x = 1?Functions: I.y=3√x-1 II.y={x^2,x≤1 2x,x>1
1. 1 answer
2. 478 views
A particle moves along a line so that at time t, where 0<=t<=pi, its position is given bys(t)= -4cost-((t^2)/2)+10 What is the
1. 5 answers
2. 13,290 views
What is the equation in the slope intercept form for the line that passes through the points (1,-3) and (3,1)?Y=3x+1 Y=x-3
1. 3 answers
2. 379 views
What is an equation in slope intercept form for the line that passes through the points (1,-3) and (3,1)?
1. 1 answer
2. 436 views
Please help me with this problem and please walk me through each step i am really confused.Sand is falling from a rectangular
1. 4 answers
2. 1,729 views
If f(x)=2x+sin(x) and the function g is the inverse of f, then g'(2)=??a. 0.40 b. 0.38 c. 0.34 d. 0.32 e. 0.36
1. 3 answers
2. 2,386 views
If f and g are functions such that f(g(x))=g(f(x))=x for all x in their domains, and if f(a)=b and f'(a)=c, then g'(b) =?a)
1. 0 answers
2. 436 views
3NO2(g) + H2O(l) → 2HNO3(aq) + NO(g)standard enthalpy: -133.5 Find the change in internal energy for this reaction. Enter in
1. 7 answers
2. 14,860 views
Suppose a certain species bird has an average weight of grams. Based on previous studies, we can assume that the weights of
1. 2 answers
2. 893 views
This is a letter from George Washington to Patrick Henry: September 24, 1787I don't understand what his purpose and point of
1. 1 answer
2. 539 views
1.The position of a particle moving on the line y = 2 is given by x(t)= 2t^3-13t^2+22t-5 where t is time in seconds. When is the
1. 1 answer
2. 2,680 views
A cyclist maintains a constant velocity of4.1 m/s headed away from point A. At some initial time, the cyclist is 244 m from
1. 1 answer
2. 681 views
explain why positive and negative externalities are market failures
1. 0 answers
2. 424 views
The Revolutionary War could be considered an international war. Explain if this statement is true or false using examples.
1. 1 answer
2. 502 views
Were the colonists politically independent before the French and Indian War?
1. 1 answer
2. 494 views

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