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Johnathan

Questions (57)

When magma cools below Earth's Surface, it forms 20_______________ -grained, 21_____________ igneous rocks.
1. 0 answers
2. 230 views
Bob orders a medium pepperoni pizza that is cut into 8 slices. The radius of Bob’s pizza is 6 inches. What is the central
1. 1 answer
2. 413 views
If a snowball melts so that its surface area decreases at a rate of 2 cm2/min, find the rate at which the diameter decreases
1. 1 answer
2. 586 views
A common blood test performed on pregnant women to screen for chromosome abnormalities in the fetus measures the human chorionic
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2. 605 views
A common blood test performed on pregnant women to screen for chromosome abnormalities in the fetus measures the human chorionic
1. 0 answers
2. 536 views
A genetic trait is inherited in such a way that for a father with the trait, his male offspring have a 25% chance of inheriting
1. 2 answers
2. 663 views
An airplane flies at airspeed (relative to theair) of 250 km/h . The pilot wishes to fly due North (relative to the ground) but
1. 1 answer
2. 1,413 views
3. A researcher wanted to study the effect of low light environments on the growth of alfalfa plants, so she grew six plants and
1. 1 answer
2. 997 views
Describe in detail how you would make 1.25 of 0.125 M potassium permanganate solution.I think you have to set up an equation for
1. 0 answers
2. 550 views
1. Two of the risers are shown at the right. Find the length of the longest side of these triangular risers. cong12. Rope
1. 1 answer
2. 621 views
1. As the geese are sitting in a row on their feeder, the first goose eats m kernels of cracked corn. Each goose in the row then
1. 2 answers
2. 1,094 views
I am not sure which questions I got wrong but I am not getting the link correct to the next box.The website is
1. 1 answer
2. 719 views
4. The CGJ girls plan to string a set of lights diagonally from two vertical poles for overhead lighting for dancing on the
1. 2 answers
2. 1,106 views
If you eat 1/6 of one pizza 1/4 of another pizza 5/12 of another pizza and 1/3 of another pizza have you eaten the equivalent of
1. 1 answer
2. 537 views
A tennis ball has a mass of 58 g and a diameter of 8 cm. Find the moment of inertia about its diameter. Assume that the ball is
1. 1 answer
2. 787 views
The system shown in the figure below consists of a mass M = 3.5-kg block resting on a frictionless horizontal ledge. This block
1. 0 answers
2. 874 views
A 2.1-kg 12-cm-radius cylinder, initially at rest, is free to rotate about the axis of the cylinder. A rope of negligible mass
1. 0 answers
2. 944 views
A string that passes over a pulley has a 0.375 kg mass attached to one end and a 0.630 kg mass attached to the other end. The
1. 0 answers
2. 549 views
A cat walks along a uniform plank that is 4.00 m long and has a mass of 7.00 kg. The plank is supported by two sawhorses, one
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2. 1,232 views
A swimmer heads directly across a river, swimming at 1.2 m/s relative to the water. She arrives at a point 48 m downstream from
1. 1 answer
2. 1,650 views
Two people take identical jet skis across a river, traveling at the same speed relative to the water. Jet ski A heads directly
1. 0 answers
2. 1,219 views
You have $16 to spend at a movie theatre. You spend $10 for admission. You want to buy soft drinks that cost $2.50 each, how
1. 1 answer
2. 531 views
A flat 1.0 m2 surface is vertical atx = 2.0 m and parallel to the yz-plane. What is the flux through the surface if it is
1. 1 answer
2. 707 views
A small glass bead that has been charged to 4.4 nC? What is the strength of the electric field 2.0 cm from the center of the
1. 0 answers
2. 865 views
I want to thank you both for your help and no sir I have never dealt with functions before as I am 44 years old and going back
1. 1 answer
2. 437 views
For each problem, construct two composite functions, . Evaluate each composite function for x=2ok i have not dealt with
1. 2 answers
2. 695 views
Alicia went on a steamboat ride up the Mississippi River. The boat travels 20 miles per hour in still water. How long will it
1. 1 answer
2. 1,059 views
Prove that:P(A n B^c) = P(A U B) - P(B) and P(A n B^c) = P(A) - P(A n B)
1. 0 answers
2. 389 views
find f'(x) if f(x)=x^2*e^x*(3x-1)^3
1. 1 answer
2. 289 views
find f'(x) if f(x)=x^2e^(x(3x-1)^3
1. 0 answers
2. 337 views
find all points at the curve x^2y^2+2xy=3 with the slope of the tsngent is -1
1. 1 answer
2. 450 views
find y'' if x^4+y^4=16
1. 1 answer
2. 3,528 views
Could really use a lot of help herewhat is the slope of the tangent line to cos(x-y)=xe^x at point (0,3pi/2)
1. 1 answer
2. 721 views
you are standing 12ft from a cylindrical corn syrup tank the distance from you to a point of tangency on the tank 35ft what is
1. 2 answers
2. 955 views
The grocery store employs 35 cashiers and grocery baggers altogether. There are 5 cashiers for every 2 grocery baggers. How many
1. 2 answers
2. 1,008 views
How do I solve this problem: At Carver Elementary, there are 355 students altogether. The School has 25 more female students
1. 1 answer
2. 609 views
What was the role of Social Darwinism in American imperialism? Are there implications of race underneath a belief in Social
1. 2 answers
2. 1,560 views
Solve the triangle ABC under the given conditions.a = 19, b = 8.2, c = 12 A= B= C=
1. 0 answers
2. 376 views
How Does Gilgamesh respond to the death of Enkidu?a) He flees the city of Uruk to seek immortality b) He builds up the city of
1. 0 answers
2. 559 views
In a lab we did potentiometric titrations with a mixture of NaCl/KI and AgNO3. We plotted a titration curve and found the 2
1. 0 answers
2. 541 views
Determine the concentration of Mg2+ (in mmol/L) in the unknown solution (Note: details and additional information to solve the
1. 2 answers
2. 659 views
Does using (Fcos(theta))d work for this problem or should cos be replaced with sin?A cheerleader lifts his 66.4 kg partner
1. 2 answers
2. 609 views
sorry Ksp of PbCl2 is 1.6 x 10-5
1. 1 answer
2. 615 views
Taking note of the equilibrium4HCl(g) + O2(g) ----> 2H2(g) + 2Cl2(g). What would be the the equilibrium law expression for the
1. 4 answers
2. 3,126 views
What mass of NaCl should be found in 0.51 L of a saturated solution of sodium chloride if the Ksp of NaCl is assumed to be 1.5 x
1. 3 answers
2. 554 views
I got this problem today in school, and I don't know how to go about soving it. Can someone show me. Thanks. Here it is.The
1. 1 answer
2. 629 views
Evaluate without using a calculator or tablessin(pi/3 - 3pi/4) The answer is - 1+ square root of 3 / 2 square root of 2 How do I
1. 1 answer
2. 655 views
If 0 is less than or equal to 2theta less than or equal to pi and P(2theta)= (-7/25, 24/25), find P(theta)
1. 1 answer
2. 942 views
Use the half angle formula to findcos(pi/12)
1. 1 answer
2. 699 views
Where can I find the reaction that produces ethyl formate, which is Methanol and Methanoic acid?
1. 3 answers
2. 501 views
Can I get weblinks that show the esterification reaction which produces ethyl formate and the estirificaiton process which
1. 2 answers
2. 447 views
Using molecular polarities, discuss the solubility of the carboxylic acids in water.
1. 1 answer
2. 454 views
A 0.21 kg ball on a string is whirled on a vertical circle at a constant speed. When the ball is at the three o'clock position,
1. 1 answer
2. 576 views
A 0.21 kg ball on a string is whirled on a vertical circle at a constant speed. When the ball is at the three o'clock position,
1. 1 answer
2. 677 views
radius = Infinitely large velocity 30 m/swould you compute the centripetal acceleration of with the radius being infintely
1. 1 answer
2. 999 views
can you show me pictures that start with the leter A?
1. 2 answers
2. 474 views
Help! I can't find any information on the origin of the idiom/expression: Put your foot in your mouth. Please help me!"put one`s
1. 0 answers
2. 591 views

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