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Jason
Questions (777)
A stone is projected in the air vertical upward with an initial velocity of 5m/s
Find a) tr and tf b) H, highest distance has
2 answers
512 views
A particle moves in accordance with the equation s=32+24t-2t?
Find a) v-t relationship b) How far to the right of the origin does
1 answer
1,751 views
A car is traveling with constant velocity of 6m/s is passing thru an intersection when a motorcycle starts to move. The
1 answer
603 views
Calculate ΔG° for each of the reactions below in kJ.
(a) Sn(s) and Pb2+(aq) (b) Cr(s) and Cu2+(aq)
1 answer
1,591 views
Aluminum is produced by the electrolysis of aluminum oxide (Al2O3, bauxite ore) dissolved in molten cryolyte (Na2AlF6).
1 answer
1,105 views
what is an equation in slope intercept for. for the line that passes through the points 1,-3 and 3,1
y=3x+1 ** y=x-3 y=2x+5
1 answer
441 views
You have been given a sample of unknown molarity. Calculate the molarity of a solution which has been prepared by dissolving
1 answer
993 views
3. In "All Together Now," Jordan uses appeals to emotion and appeals to reason to try to persuade her readers that her views are
19 answers
1,501 views
An electron in the n = 10 state of a hydrogen atom emits a photon with energy of 6.54×10–20 J. What is the final state of the
1 answer
2,051 views
An engineer designs a satellite dish with a parabolic cross section. The dish is 14 ft wide at the opening, and the focus is
1 answer
2,235 views
Find a polynomial function of lowest degree with rational coefficients that has the given numbers as some of its zeros.
sqrt of 3
1 answer
667 views
Find a polynomial function of lowest degree with rational coefficients that has the given numbers as some of its zeros.
sqrt of
0 answers
608 views
Clark's Country Pet Resort is fencing a new play area for dogs. The manager has purchased 186 yd of fence to enclose a
1 answer
3,327 views
How much mg of iron are there in 100g of spinach.
if we burned 5.20g of spinach and added 10 ml of 2.0 M HCl into the spinach
1 answer
572 views
Jun Wei has 12 more 10 cent coins than 20 cent coins. The total value of all his coins is $5.40. Find the total number of coins
1 answer
680 views
1/6 is the sum of two unit fractions. how may pairs of unit fractions will equal 1/6?
10 answers
2,686 views
2. The table shows the heights in inches of trees after they have been planted. What is the height of a tree that is 64 in. Tall
28 answers
20,452 views
The sides of a triangle is 6,8,15 cm long. in a similar triangle, the longest side is 21 cm long find the two sides.
1 answer
538 views
The volume of a certain quantity of gas is inversely proportional to its pressure. If its pressure is 1000 grams per square cm,
1 answer
726 views
A flight from a to B is against the wind and takes five hours return flight with wind takes 4.5 hours of the wind speed is 50
1 answer
648 views
In a group of 54 candidates, 16 are female and the remaining are male. If four are to be randomly selected, what is the
2 answers
491 views
In a group of 54 candidates, 16 are female and the remaining are male. If four are to be randomly selected, what is the
2 answers
534 views
Kevin has an equal number of quarters nickels and dimes in his piggy bank, he randomly picks a coin replaces it and picks
4 answers
2,665 views
Find the equation for the circle with center (1,2) and passing through (-4,-3).
Write the equation for the circle.
2 answers
759 views
if sin(x)=-0.5 and x is in the third quadrant, find x
2 answers
1,304 views
The sum of my tens and hundreds digit is greater than 7 and a multiple of 4. My tens digit is 3 less than my one's digit.what is
1 answer
528 views
What is the largest number that you can form with the first five- digit odd number?
1 answer
538 views
will red blood cells undergo hemolysis, crenation or no change at all.
10%m/v NaCl 2% m/v glucose H2O 5% m/v glucose how would I
1 answer
1,221 views
The measure of one angle is 38 degrees less than the measure of its supplement. What is the measure of each angle?
1 answer
984 views
Miachel wants to double the area of his garden show below by increasing the length and width by the same amount. what will be
1 answer
408 views
If a room is 12ft by 16ft how many 12 inch by 12 inch tiles do I need to cover it
3 answers
503 views
a certain string vibrates in its fundamental frequency at 250 Hz. If the string is 15 cm long, what is the velocity of the wave
1 answer
781 views
Carlos and Krystal are taking a road trip from Greenville to North Valley.Each has their own map,and the scales on their maps
1 answer
849 views
I'm horrible at word problems but
Create a chart that has the following information for each of the three selected carriers: cost
1 answer
505 views
Rewrite this formula using rational exponents.
t = 2 pi sqrt 4/32 Thanks!!!
1 answer
519 views
I have a 24 gallon hot tub im filling it 5/8 with water how many gallons of water will be in hot tub??
2 answers
586 views
A scale drawing of the floor of a theater has a scale factor of 18. Mark says that he can use this information and any length on
2 answers
662 views
What is the mass of a box pushed both left and right at 50N?
2 answers
367 views
Universal Laser, Inc., just paid a dividend of $3.30 on its stock. The growth rate in dividends is expected to be a constant 6
2 answers
1,383 views
Cynthia is hanging a picture on the wall. The picture is 30 inches wide and 34 inches high and will be hung on a wall that is 10
1 answer
1,023 views
I need help please.
The usual markup on shoes at Fast Times Department Store is 240%. During a 25%-off sale, the store sold a
3 answers
749 views
Jason and Mary are married taxpayers in 2015. They are both under 65. For the tax year, they have a total of $41,000 in wages
0 answers
753 views
Which of the following types of stars started out on the main sequence with the largest initial mass?
In Graph A, the curve peaks
0 answers
1,254 views
If the outliers are not included, what is the mean of the data set?
72, 82, 3, 55, 62, 73, 90, 80, 151, 59, 46, 31 59 65 67 73 is
1 answer
3,007 views
The table below gives selected values for the function f(x).
Use a trapezoidal estimation, with 6 trapezoids to approximate the
1 answer
1,303 views
I am trying to help my child with this problem and I have no idea what to do to solve this word problem. Paul used 1 1/4 gallons
2 answers
558 views
Determine if the Mean Value Theorem for Integrals applies to the function f(x) = x^3 − 9x on the interval [−1, 1]. If so,
1 answer
1,025 views
Obtaining an algebraic Equation for T
(0.300)(4190J/(kg*K)(T-70.0*C) + (0.100)(390J)/(kg*K)(T-20.0*C) I don't know how to use the
1 answer
607 views
Let Y = 7x sin-1(2x)+^3 square root 1+4x2. Find Y'.
I don't know how to do the square root part. I have done y'= (7x)'
1 answer
724 views
Anti-Derivatives 2x^6-x^3/x^2
1 answer
412 views
A 100.0-mL sample of air is collected at 21 degrees Celsius and 772 mm Hg. What is the volume of air at STP?
I know that I have
0 answers
668 views
A ball projected with an initial velocity u at an angle tita to the horizontal cover a horizontal range of 26m after 5sec. Cal.
1 answer
619 views
Why is baseball in all its forms – from T-ball to the major leagues – important to Americans of all ages?
What traditions
16 answers
1,404 views
The angle of depression from the top of a 75 ft. lighthouse to a ship out in the ocean is 40*. How far out is the ship from the
3 answers
1,301 views
Resolve a force of 23 N at 180 degrees and a force of 47 N at 270 degrees.
1 answer
364 views
Simplify the expression
9 + 10h + -5h = 0 Please show steps
4 answers
614 views
-1.4m = 2.1
1 answer
229 views
consider two solid cones made from a uniform material. The smaller cone is a ½ scale model of the bigger one. They are released
0 answers
459 views
consider two solid cones made from a uniform material. The smaller cone is a ½ scale model of the bigger one. They are released
1 answer
460 views
Imagine a house with two bathrooms/showers: one downstairs, the other upstairs. The volume flow rate of the shower head
0 answers
542 views
A steel drum (barrel) has a volume of 200 Liters and a mass of 16 kg. It is filled to the top with an unknown liquid, sealed and
0 answers
504 views
h ttps ://s.yimg . com /hd/ answers /i /23e5f0847 ba74d75b223556433442f6f_A.jpeg?a=answers&mr= 0&x=1442542068&s =0f4a516a
0 answers
620 views
3. A model of Earth’s interior: Look up the radius and mass of the Earth.
Radius is 6,371 km Mass is 5.974 x 10^24 kg Calculate
1 answer
704 views
How do I derive a straightforward form of Kepler's 3rd Law if I start with Newtons's Law of Gravitation. (the opposite of what
1 answer
665 views
Please, explain me what does it mean about this quote.
“Our deepest fear is not that we are inadequate. Our deepest fear is
1 answer
764 views
Given the following values of ΔH, ΔS and T, calculate ΔG (in kJ). The values are: ΔH = -17.0 kJ, ΔS = -50.0 J/K, and
1 answer
445 views
f the ΔH of fusion for aluminum is 10.9 kJ/mol and the ΔH of vaporization is 284 kJ/mol, then what is the change in entropy
0 answers
547 views
a 75 w compact fluorescent bulb operating at 30% efficiency. Calculate the amount of energy lost to heat and the amount of
1 answer
932 views
Find the domain of f(x)=5x-1/x^2+8x+15?
1 answer
412 views
Physics
a satellite orbiting 3.22 times 10 to the 5th power meters above the surface of the earth get the mass of the satellite
1 answer
587 views
How many four digit numbers use the digit 7 two or more times?
0 answers
332 views
A 2.500×10−2M solution of NaCl in water is at 20.0∘C. The sample was created by dissolving a sample of NaCl in water and
1 answer
3,286 views
A 2.500×10−2M solution of NaCl in water is at 20.0∘C. The sample was created by dissolving a sample of NaCl in water and
1 answer
1,780 views
A ball is thrown straight up from the top of a 200 foot building with an initial velocity of 40feet/second. acceleration due to
1 answer
1,109 views
Give a Right-hand sum approximation of integral 1 to 4 of x^2 with n=4?
I have done this problem alot and my teacher says the
1 answer
476 views
Each day Julia's math Teacher gives class a warm up qs. It's true/false 20% of the times and multiple choice 80% . Julia gets
2 answers
1,592 views
the box and whisker plot show data for the test scores of four groups of students in the same class. which plot represents a
27 answers
4,689 views
a person rolled a large ball across a field. What information is needed t determine how much work the person did?
1 answer
548 views
Are there any websites that explain Mendelian genetics and show how to solve such problems in an easy, concise manner at an AP
1 answer
640 views
A 20.0-mL sample of 0.300 M HBr is titrated with 0.150 M NaOH. What is the pH of the solution after 40.3 mL of NaOH have been
1 answer
1,601 views
A zero of a polynomial is:
A. A real number that makes f(x) = 0 B. A real number that makes x = 0 C.A real or complex number that
1 answer
516 views
A car speeds up from 12 m/s to 20 m/s in 6.4s.If its mass is 1200 kg,what force must its engine provide ?
2 answers
852 views
Sketch the region enclosed by the curves x= 49-y^2 and x = y^2 - 49. Decide whether to integrate with respect to x or y. Then
1 answer
2,757 views
Teri finds a pile of money with at least $600. If she puts $200 of the pile in her left pocket, gives away 4/5 of the rest of
2 answers
1,501 views
what is the greatest common factor of the polynomial show?
rectangle tiles that have 6x and 6 look like this: ** ** ** ** ** **
0 answers
455 views
what is the greatest common factor of the polynomial show:
rectangle tiles that have 6x and 6 look like this: ** ** ** ** ** **
0 answers
353 views
Two students (90.0 kg and 60.0 kg) on roller skates face-to-face push against each other. The 90.0 kg student moves at 5.0 m/s
3 answers
2,917 views
If a 40 gram sample of radioactive isotope was present at 4pm, but a 5 gram sample remained at 4:30 pm, what is the half-life in
1 answer
640 views
placed marbles in a bag. 6 of the marbles are red and 4 of
them are yellow. reach into the bag and remove two marbles. a.) i.)
1 answer
524 views
What would be (3) world arguments for birth control and two (2) world arguments against birth control?!
6 answers
404 views
A jellyfish can propel itself with jets of water pushed out of its bell, a flexible structure on top of its body. The elastic
0 answers
1,057 views
A jellyfish can propel itself with jets of water pushed out of its bell, a flexible structure on top of its body. The elastic
1 answer
1,184 views
A piece of aluminum has a volume of 1.55 x 10-3 m3. The coefficient of volume expansion for aluminum is = 69 x 10-6(C°)-1. The
0 answers
831 views
You are trying to find out how high you have
to pitch a water balloon in order for it to burst when it hits the ground. You
1 answer
915 views
The barrel of a rifle has a length of 0.976 m. A
bullet leaves the muzzle of a rifle with a speed of 561 m/s. What is the
1 answer
3,059 views
Two airplanes leave an airport at the same
time. The velocity of the first airplane is 710 m/h at a heading of 27.5 ◦ . The
1 answer
747 views
The initial speed of a body is 6.64 m/s.
What is its speed after 1.38 s if it accelerates uniformly at 4.7 m/s 2 ? Answer in
1 answer
473 views
A primitive diving bell consists of a cylindrical tank with one end open and one end closed. The tank is lowered into a
0 answers
869 views
A wire is made by attaching two segments together, end to end. One segment is made of aluminum and the other is steel. The
1 answer
933 views
A steel ruler is calibrated to read true at 21.6 °C. A draftsman uses the ruler at 44.5 °C to draw a line on a 44.5 °C copper
0 answers
800 views
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