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Jessica

Questions (1,739)

Evaluate 2y^2(x+y) when x=1 and y=7
1. 3 answers
2. 287 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. 421 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. 452 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. 2,723 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. 1,143 views
PLEASE ANSWER! PLEASE ANSWER! PLEASE ANSWER!Identify two problems resulting from urban sprawl in the western region of the
1. 1 answer
2. 550 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. 497 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. 507 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. 522 views
Double Object Pronouns. Sustituya (Substitute) los complementos directos e (and) indirectos por sus respectivos pronombres.Model
1. 3 answers
2. 688 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. 752 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. 593 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. 371 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. 788 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. 549 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. 703 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. 402 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. 978 views
how many grams of KMnO4 should be weighed out to give 0.100 mole?
1. 1 answer
2. 438 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. 935 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. 520 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. 674 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. 650 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. 481 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. 509 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. 1,209 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. 552 views
What is the percent of fresh water and salt water?
1. 0 answers
2. 344 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. 579 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. 1,279 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. 477 views
Find the % of DiscountRegular Price $25,000 Sale Price $22,000
1. 1 answer
2. 382 views
Find the % of DiscountRegular Price $90 Sale Price $22.50
1. 1 answer
2. 460 views
Find the % of DiscountRegular Price $125 Sale Price $100
1. 1 answer
2. 409 views
Find the % of DiscountRegular Price $72 Sale Price $60
1. 7 answers
2. 583 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. 1,281 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. 701 views
How does a derivation differ from an experiment or theory?
1. 0 answers
2. 1,009 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. 1,138 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. 833 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. 575 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. 916 views
Where could I find an article about gun control?
1. 3 answers
2. 415 views
Where can I find an article about the flu virus?
1. 1 answer
2. 489 views
What is the formula for volume?
1. 5 answers
2. 819 views
Where can I find a National News Article?
1. 7 answers
2. 451 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. 1,219 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. 518 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. 306 views
How many grams of AgNO3 (silver nitrate) are contained in 425 mL of a .15 M solution of AgNO3?
1. 3 answers
2. 491 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. 366 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. 375 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. 1,132 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. 1,174 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. 772 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. 1,065 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. 680 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. 403 views
What is a good reference to use when estimating the mass of a small object?
1. 1 answer
2. 970 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. 424 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. 565 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. 1,172 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. 6,304 views
How do you create a bar graph for science?
1. 1 answer
2. 680 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. 842 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. 580 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. 743 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. 658 views
The mughal empire gave trading rights to several EUropean countries, what assumptions about the power of those countries does
1. 0 answers
2. 888 views
Why did the portuguese and other europeans want slaves??
1. 3 answers
2. 960 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. 1,191 views
What is the name (NOT THE NUMBER) of the group whose elements carry a neutral charge?
1. 0 answers
2. 311 views
A ___________ means that 2 or more substances have combined, yet the 2 substances retain their chemical identity?
1. 1 answer
2. 773 views
A ___________ means that 2 or more substances have combined, yet the 2 substances retain their chemical identity?
1. 1 answer
2. 463 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. 693 views
Huswifery uses what kind of poetic device?
1. 1 answer
2. 497 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. 961 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. 753 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. 442 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. 663 views
how do you solve(17 - L)^2
1. 2 answers
2. 308 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. 8,969 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. 508 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. 683 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. 2,593 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. 1,925 views
Find the height of an equilateral triangle with sides of length 6 cm ' please show ur work
1. 2 answers
2. 514 views
Any advice for a book to read"" for a 13 year old? :) something interesting please
1. 1 answer
2. 393 views
find the possible roots for:3x^3-6x^2+11x-6=0
1. 1 answer
2. 558 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. 496 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. 415 views
560 mL of Xe will equal how many moles @ STP?
1. 0 answers
2. 334 views
560 mL of Xe will equal how many moles @ STP?
1. 0 answers
2. 856 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. 864 views
whats factorization?
1. 2 answers
2. 293 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. 1,175 views
Using the numbers 5, 8, and 24, create a problem using no more than four operations (addition, subtraction, multiplication,
1. 9 answers
2. 2,914 views
3. The members of the Niagara Movement denounced Booker T. Washington’s advocacy of-gradual progress for African Americans.
1. 1 answer
2. 1,311 views
What are two organisms interacting with abiotic factors in the mono lake ecosystem?
1. 1 answer
2. 714 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. 4,295 views

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