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Jessica

Questions (1,739)

Evaluate 2y^2(x+y) when x=1 and y=7
1. 3 answers
2. 314 views
Please help me with this problem . It is not hard but I need some help .In a clinical trial, a drug used to relieve pain caused
1. 1 answer
2. 463 views
A cleaner charges $0.50 per square foot to polish wood floors. A school hall has a floor area of 30 feet by 50 feet. What would
1. 1 answer
2. 486 views
You prepare a solution from 10.0 mL of 0.100 M MOPS buffer (3-morpholinopropane-1-sulfonic acid) and 10.0 mL of 0.071 M NaOH.
1. 2 answers
2. 2,759 views
PLEASE ANSWER! PLEASE ANSWER! PLEASE ANSWER!1) Identify two problems resulting from urban sprawl in the western region of the
1. 2 answers
2. 1,191 views
PLEASE ANSWER! PLEASE ANSWER! PLEASE ANSWER!Identify two problems resulting from urban sprawl in the western region of the
1. 1 answer
2. 603 views
Sentence 1: I am writing in reply to your advertisement in the Elkhart Sun for a sails representative.Which correction should be
1. 2 answers
2. 525 views
I'm having a hard time choosing a teratogen (anything that causes harm to a fetus), especially since all the easy ones to find
1. 1 answer
2. 530 views
Susie and Sally are seated on opposing sides of a seesaw. Sally weighs 500 N and is seated a distance of 2 m from the fulcrum
1. 1 answer
2. 572 views
Double Object Pronouns. Sustituya (Substitute) los complementos directos e (and) indirectos por sus respectivos pronombres.Model
1. 3 answers
2. 727 views
Will someone check my anwsers? Thanks¿Quién te sacó estas fotos? A. Julio me los sacó. B.Julio te las sacó. C.Julio me las
1. 4 answers
2. 776 views
I need help picking the rightsentence form? Thanks¿Quién te sacó estas fotos? A. Julio me los sacó. B.Julio te las sacó.
1. 1 answer
2. 629 views
Find the solution and round to the hundredths.24 divided by 0.865. I got two answers I'm confused.
1. 1 answer
2. 420 views
Use activity coefficients to find the concentration of hydrogen ions in a solution of 65.0 mM butanoic acid and 0.01 M NaCl. The
1. 1 answer
2. 835 views
Please help with history?I have a project where I have to find the primary and or secondary source of today's time. The
1. 1 answer
2. 591 views
Please help with history?I have a project where I have to find the primary and or secondary source of today's time. The
1. 1 answer
2. 738 views
The front sprocket off a bicycle is 12 centimeters and the rear one is 5 centimeters. If the front sprocket is rotating at 40
1. 1 answer
2. 420 views
What property of water causes a water droplet to be shaped like a dome?Also can you please explain these words? Surface
1. 1 answer
2. 1,024 views
how many grams of KMnO4 should be weighed out to give 0.100 mole?
1. 1 answer
2. 460 views
If the radius of a circular wave is increasing at 2 meters/sec, how fast is the area changing when the radius is 5 meters?A)62.8
1. 0 answers
2. 984 views
If the radius of a circular wave is increasing at 2 meters/sec, how fast is the area changing when the radius is 5 meters?
1. 1 answer
2. 561 views
A sedan weighing 4000 pounds travelling at 30mph collides head on with a compact car weighing 2000 pounds and travelling in the
1. 1 answer
2. 726 views
The volume of it is 1125 cubic inches, the length is 18 inches, and the width is 15 inches. Can you also show me how to do
1. 4 answers
2. 675 views
When the First World War ended, Americans welcomed what they hoped would be a “return to normalcy.” The decades that
1. 1 answer
2. 506 views
Solution preparation: 500ml's of .2M Sodium Cacodylate Buffer with a pH of 7.4I don't even know where to start, could someone
1. 0 answers
2. 532 views
Miriam orders a shipment of 1500 pounds of ice for her supermarket. The ice comes in individual 5 pound bags that cost Miriam
1. 12 answers
2. 1,256 views
A block of mass 17.9 kg supported by a vertical massless cable is initially at rest. The block is then pulled upward with a
1. 0 answers
2. 587 views
What is the percent of fresh water and salt water?
1. 0 answers
2. 365 views
I am confused on how to do this ? !Jeff is a salesperson in a retail store and earns $52 per week plus 13% of his weekly sales.
1. 1 answer
2. 613 views
CONCENTRATION OF NaClO IN COMMERCIAL BLEACH.Bleach comes as 6%(mass/volume) solution of NaClO. Calculate the Molarity of NaClO
1. 0 answers
2. 1,333 views
Hello - I am stuck on this problem and I'm in serious need of some help. I don't understand this question at all. The problem
1. 1 answer
2. 515 views
Find the % of DiscountRegular Price $25,000 Sale Price $22,000
1. 1 answer
2. 405 views
Find the % of DiscountRegular Price $90 Sale Price $22.50
1. 1 answer
2. 484 views
Find the % of DiscountRegular Price $125 Sale Price $100
1. 1 answer
2. 430 views
Find the % of DiscountRegular Price $72 Sale Price $60
1. 7 answers
2. 621 views
Maria throws an apple vertically upward from a height of 1.3m unit an initial velocity of velocity of 12.4m/s1. will the apple
1. 1 answer
2. 1,318 views
Stephanie hits a volleyball from a height of 0.80m and gives it on initial velocity of 17.5m/s straight up1. How high will the
1. 0 answers
2. 736 views
How does a derivation differ from an experiment or theory?
1. 0 answers
2. 1,052 views
I studied this 2 years ago in college and am no back in school. I can't remember any of this stuff and I really need to figure
1. 0 answers
2. 1,187 views
Please explain to me how I can do this .Sarah works in an appliance store. She gets a commission in addition to her hourly pay.
1. 1 answer
2. 885 views
Two eight-sided number cubes are thrown. Given that one of the cubes shows a five, what is theprobability that the sum of the
1. 1 answer
2. 611 views
A drawer contains 8 red socks, 4 white socks, and 2 blue socks. Without looking, you draw out a sock,return it, and draw out a
1. 1 answer
2. 956 views
Where could I find an article about gun control?
1. 3 answers
2. 439 views
Where can I find an article about the flu virus?
1. 1 answer
2. 509 views
What is the formula for volume?
1. 5 answers
2. 844 views
Where can I find a National News Article?
1. 7 answers
2. 479 views
how do you solve for x3.4e^(2-2n)-9=-4 I don't know what is the step by step process. Help please!
1. 2 answers
2. 1,257 views
what does IntTemp and IntRem mean? and whats wrong with my code, i don't know whats wrong with it...Code below: Dim intNum As
1. 1 answer
2. 564 views
Theres an airplane with a mass of 5.4g, 305. mm long, moving at 1.8m/s. Is it classic or quantum?
1. 1 answer
2. 323 views
How many grams of AgNO3 (silver nitrate) are contained in 425 mL of a .15 M solution of AgNO3?
1. 3 answers
2. 519 views
how would a dilution be performed, starting with a concentration .50 M Cacl2 solution, to obtain 250ml of a .060M solution?
1. 1 answer
2. 394 views
how would a dilution be performed, starting with a concentration .50 M Cacl2 solution, to obtain 250ml of a .060M solution?
1. 0 answers
2. 400 views
A glass ball, ball A, of mass 6.0 g moves at a velocity of 18.0 cm/s. It collides with a second ball, ball B, of mass 8.0 g,
1. 0 answers
2. 1,173 views
Using chemical equations, show how the triprotic acid H3PO4 ionizes in water. Phases, such as (l) or (aq), are optional.
1. 0 answers
2. 1,216 views
Write the equation for the reaction associated with the Ka2 of sulfuric acid, H2SO4.Write the equation for the reaction
1. 0 answers
2. 808 views
Which of the following problems can be solved using the equation x-9=15?A. Allison is 9 years younger than her sister Pam.
1. 7 answers
2. 1,102 views
A charge, q1, of +4.4 micro-coulombs and another unknown charge, q2, are surrounded by a surface. The total flux through the
1. 0 answers
2. 721 views
19-(3-x) = 5x. Can u show your work please? I know how to solve questions like these but couldn't figure it out with that x
1. 2 answers
2. 432 views
What is a good reference to use when estimating the mass of a small object?
1. 1 answer
2. 998 views
If u place a metal cube in beaker as a catalyst, what effect will it have on the reaction? And why?
1. 1 answer
2. 447 views
An estimate of the mass of a new, unsharpened pencil is about __________.I think it's about 35 grams? Fill in the blanks. A good
1. 0 answers
2. 598 views
Express Courier Service has found that the delivery time for packages is normally distributed with mean 14 hours and standard
1. 1 answer
2. 1,220 views
Find z so that 5% of the area under the standard normal curve lies to the right of z.the answer according to the book is 1.645,
1. 2 answers
2. 6,361 views
How do you create a bar graph for science?
1. 1 answer
2. 714 views
Three charges are placed on the y axis. One charge of -3.2 micro-Coulombs is placed at y = 0, another charge of +2.6
1. 0 answers
2. 883 views
Two identical positive charges are placed 15 cm apart and the magnitude of the electric force between them is 5.4 Newtons. They
1. 0 answers
2. 613 views
A charge of -6.8 micro-Coulombs is placed at x = 0, y = 0. A charge of -18.5 micro-Coulombs is placed at x = 0, y = +37 cm.
1. 0 answers
2. 787 views
Oil leaks out from a damaged oil tanker and forms a circle around the tanker. If the radius of the circle of oil is increasing
1. 1 answer
2. 691 views
The mughal empire gave trading rights to several EUropean countries, what assumptions about the power of those countries does
1. 0 answers
2. 915 views
Why did the portuguese and other europeans want slaves??
1. 3 answers
2. 987 views
Calculate the number of grams of solid Mg(OH)2 that will dissolve in 650 mL of water. For Mg(OH)2, Ksp = 1.5 x 10-11. Assume no
1. 1 answer
2. 1,227 views
What is the name (NOT THE NUMBER) of the group whose elements carry a neutral charge?
1. 0 answers
2. 330 views
A ___________ means that 2 or more substances have combined, yet the 2 substances retain their chemical identity?
1. 1 answer
2. 799 views
A ___________ means that 2 or more substances have combined, yet the 2 substances retain their chemical identity?
1. 1 answer
2. 496 views
Please ASAP can someone give me an introductory paragraph on the Truman show and the giver with the title and author and the
1. 4 answers
2. 725 views
Huswifery uses what kind of poetic device?
1. 1 answer
2. 528 views
An airplane has an effective wing surface area of 17 m2 that is generating the lift force. In level flight the air speed over
1. 1 answer
2. 1,007 views
Jordan starts at his home and bikes along a country road. He bikes at a constant speed. Twenty minutes later he passes
1. 0 answers
2. 797 views
A compound known as cubic boron nitride has a similar structure to that of. A diamond .wat properties do u expect it to have??
1. 0 answers
2. 467 views
A 68.6-kg circus performer is fired from a cannon that is elevated at an angle of 43.6° above the horizontal. The cannon uses
1. 1 answer
2. 707 views
how do you solve(17 - L)^2
1. 2 answers
2. 325 views
A student sits on a rotating stool holding two 3.4-kg objects. When his arms are extended horizontally, the objects are 1.0 m
1. 2 answers
2. 9,020 views
The Burning Belly Taco Stand is considering buying some new special ovens. Each oven will cost $1,000, and will last for 2 years
1. 0 answers
2. 530 views
The Burning Belly Taco Stand is considering buying some new special ovens. Each oven will cost $1,000, and will last for 2 years
1. 2 answers
2. 710 views
A rock is thrown straigh down from a height of 480 feet with an initial velocity of 16 feet per second. How long does it take to
1. 1 answer
2. 2,630 views
Hypothesis: A prediction of what you think the results of the project will be. Write your hypothesis before you begin the
1. 1 answer
2. 1,973 views
Find the height of an equilateral triangle with sides of length 6 cm ' please show ur work
1. 2 answers
2. 535 views
Any advice for a book to read"" for a 13 year old? :) something interesting please
1. 1 answer
2. 413 views
find the possible roots for:3x^3-6x^2+11x-6=0
1. 1 answer
2. 576 views
So the question is basically asking which mountains peaks can be seen from Oahu.Island Distance(Mi) Mountain Height(ft) Lanai -
1. 0 answers
2. 528 views
Calculate the volume of a gas @ 20 degrees C and 640 mm Hg if it's volume is 1500 mL when collected @ STP.
1. 0 answers
2. 428 views
560 mL of Xe will equal how many moles @ STP?
1. 0 answers
2. 353 views
560 mL of Xe will equal how many moles @ STP?
1. 0 answers
2. 875 views
I have a test on this tomorrow and I swear he didn't teach this and the book's not helping either, so maybe u can:A hwy engineer
1. 1 answer
2. 892 views
whats factorization?
1. 2 answers
2. 309 views
Can someone please proofread my essay, if so let me know and if you don't mind giving me your email address so I can send it to
1. 0 answers
2. 1,204 views
Using the numbers 5, 8, and 24, create a problem using no more than four operations (addition, subtraction, multiplication,
1. 9 answers
2. 2,955 views
3. The members of the Niagara Movement denounced Booker T. Washington’s advocacy of-gradual progress for African Americans.
1. 1 answer
2. 1,351 views
What are two organisms interacting with abiotic factors in the mono lake ecosystem?
1. 1 answer
2. 743 views
1. Which of the following events caused immigrants to migrate north after the civil war?-the passage of the homestead act******
1. 4 answers
2. 4,348 views

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