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Jessica

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A buffer solution of volume 100.0 mL is 0.140 M Na2HPO4(aq) and 0.120 M KH2PO4(aq). What are the pH and the pH change resulting
1. 2 answers
2. 1,429 views
Why can the identity of a compound not be determined by cutting out the spot on an autoradiogram and subjecting it to chemical
1. 0 answers
2. 515 views
I'm doing project on What are Media racism on Islam & Muslim? Networks etc.and resources where can I can find itThank you!
1. 1 answer
2. 521 views
So i have a test in stats tomorrow and im trying to work on my study guide but im stuck at this question : Construct a
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2. 453 views
Weight of empty crucible and cover = 23.104 gWeight of crucible, cover, MgO and Mg3N2 = 24.199 g Weight of crucible, cover,
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2. 2,107 views
it takes beth 6 hours to do homework and it takes nina 9 hours. how many hours would it take if they did their homework
1. 2 answers
2. 494 views
A 2.764 g sample containing only iron and aluminum metal was treated with acid to form Al(+3) and Fe(+2). The sample was then
1. 1 answer
2. 1,512 views
A student determines the iron (II) content of a solution by first precipitating it as iron (II) hydroxide, and then decomposing
1. 1 answer
2. 2,301 views
Calculate the number of milliliters of 0.782 M KOH required to precipitate all of the Mn2+ ions in 112 mL of 0.461 M Mn(NO3)2
1. 1 answer
2. 1,763 views
A balloon, when rubbed against denim, gains a charge of -10ìC. The force between the balloon and the denim when they are
1. 0 answers
2. 951 views
a 175.0 ml solution is made up of 20.0g of titanium(iii) chloride and H2O. What is it's molarity? I am just trying to check my
1. 1 answer
2. 858 views
14. Which statement is true?A. Every rational number is a square root. B. Every irrational number is a fraction. C. Every
1. 5 answers
2. 1,668 views
A basketball player is standing on the floor 10.0 m from the basket as in the figure below. The height of the basket is H = 3.05
1. 0 answers
2. 921 views
To check my reading week 4 quiz
1. 1 answer
2. 373 views
The combustion of hexane can be represented by the following equation:__C6H14 (g) + __O2(g) → __CO2(g) + __H2O(g) What is the
1. 1 answer
2. 646 views
Assume that the producer has 7 skits and 5 commercials available.Skits can't be repeated, commercials can.
1. 1 answer
2. 497 views
A tennis ball connected to a string is spun around in a vertical, circular path at a uniform speed. The ball has a mass m =
1. 0 answers
2. 1,278 views
A tennis ball connected to a string is spun around in a vertical, circular path at a uniform speed. The ball has a mass m =
1. 0 answers
2. 924 views
The selling prices of houses in a city during one year were normally ditributed with a mean of $259,000 and a standard deviation
1. 2 answers
2. 2,133 views
Robinson agrees with aquinas idea that?Honor is a subjective quality Honor is secondary to integrity Honor must be displayed in
1. 6 answers
2. 571 views
What are some differences between the European and Taino (Native American) ways of life and cultures?Desperate for anything.
1. 6 answers
2. 5,196 views
A cone is 8cm high and its vertical angle is 62 degrees,find the diameter of its base
1. 9 answers
2. 2,128 views
An isosceles triangle has a vertical angle of 116 degrees and its base is 8cm long.calculate its height
1. 9 answers
2. 3,011 views
A 28.3 g piece of unknown metal is dropped into a graduated cylinder that has an initial volume of 14.2 mL. If the final volume
1. 3 answers
2. 2,442 views
A glider of length 12.7 cm moves on an air track with constant acceleration. A time interval of 0.563 s elapses between the
1. 0 answers
2. 439 views
Of the following, which is the most estimate of the amount of days Phil Conners(bill Murray) was stuck in the loop? (From ground
1. 1 answer
2. 421 views
Find all the real zeros of the polynomial. Use the quadratic formula if necessary.4x^3 − 10x^2 + 9
1. 1 answer
2. 585 views
suggest an alternative indicator for the standardization reaction. Explain the rationale behind your choice.Used 10 g of KHP
1. 1 answer
2. 897 views
A force of 20N is applied to a mass of 5kg resting on a rough horizontal surface. If the friction force is 5N, what is the
1. 2 answers
2. 2,086 views
A plumber installs a pipe that has a diameter of 10 cm and a length of 2.4m, Calcualte the volume of water(in cm3) that the pipe
1. 3 answers
2. 751 views
1. In the __________, an animal patient's hair is clipped and its skin is scrubbed to prepare for surgery. A. hospital ward B.
1. 6 answers
2. 2,133 views
It's a total of 55 students majoring in History. What is the proportion of MBA students majoring in history. Compute to 95%
1. 0 answers
2. 530 views
An object starts from rest an undergoes a constant acceleration in the positive x direction. After some time it covers a
1. 1 answer
2. 861 views
A Bulldog is already moving when we first see it. It waddles -57 meters reaching a final velocity of -28 m/s after accelerating
1. 1 answer
2. 405 views
1. The average time it takes for a cellphone to reboot is 3 minutes with astandard deviation of 10 seconds. The average time it
1. 0 answers
2. 534 views
Ball A is dropped from the top of a building of height h at the same instant that ball B is thrown vertically upward from the
1. 1 answer
2. 1,969 views
How to solve first question using a t table please help answer question really stuck on wok new answers 19 or170 can you tell me
1. 1 answer
2. 567 views
At the faculty costume party , each teacher from Transylvania Middle school came dressed as his of her favorite creepy creature
1. 1 answer
2. 572 views
A newspaper carrier has $1.80 in change. He has two more quarters than dimes but three times as many nickels as quarters. How
1. 1 answer
2. 690 views
Alex needs 2&1/4 cups of flour ,he has 2&3/10 cups Draw a number line that shows both fractions.
1. 1 answer
2. 655 views
Marc works in a dairy processing plant. He is paid 16.50/h. He is paid time-and-a-half if he works more than 40 hours in a week.
1. 1 answer
2. 541 views
write the number of permutations in factorial form.then simplify. how many different ways can you and four of your friends sit
1. 3 answers
2. 1,817 views
What do I put in my enterprise security plan proposal? I need to cover the ten domains of Information Security Common Body of
1. 0 answers
2. 601 views
if cos theta =7/13, where 0<theta<pi/2, fin the value of cos2theta
1. 1 answer
2. 653 views
Rachel is a highechool student who has explored several employment and education alternatives. She has chosen to attend the
1. 5 answers
2. 1,228 views
The ABC Toy Company is creating two similar pieces for a board game as shown below. Find the value of b that makes the two
1. 5 answers
2. 2,334 views
When two fair six-sided dice are rolled, there are 36 possible outcomes. Find the probability that either doubles are rolled or
1. 4 answers
2. 4,087 views
For hair color, Brown (B) is a dominant trait and Blond (b) is a recessive trait. If one parent has pure blond hair and one
1. 0 answers
2. 643 views
A card is drawn at random from a standard deck of 52 playing cards. What is the probability of drawing a red card or a black
1. 1 answer
2. 801 views
What kinda of game board or card game should I create about people? I need ideas. Thanks.
1. 2 answers
2. 947 views
I'm dong project on Dyncorp/CSE( Have to Give a brief description of the corporation- The human right violations it supports
1. 3 answers
2. 539 views
Some fleet car license plates contain 4 numbers followed by 3 letters and then another 3 numbers. If this were the standard
1. 1 answer
2. 483 views
1. Which of the following energy transformations best describes the operation of a solar powered battery charger?(a) electrical
1. 3 answers
2. 3,259 views
1. Which of the following energy transformations best describes the operation of a solar powered battery charger?(a) electrical
1. 1 answer
2. 2,792 views
HiI want to study Psychotherapy and be a Dance therapist but cannot find any courses for Dance Therapy in South Africa.
1. 1 answer
2. 484 views
1. Which of the following energy transformations best describes the operation of a solar powered battery charger?(a) electrical
1. 3 answers
2. 3,147 views
If a 1,000 unit vitamin D is equal to 10 glasses of milk how many glasses are in a 50,000 unit vitamin D?
1. 1 answer
2. 341 views
1. A boy pushes a car to slow it down while the car is rolling horizontally down the road. If the boy pushes backwards on the
1. 1 answer
2. 4,613 views
When common stock has a par value of $2 and a market value of $15:1.) the liability of the stockholders is $13 per share 2.)
1. 1 answer
2. 590 views
An estimated liability:1. Is an unknown liability of a certain amount. 2. Is a known obligation of an uncertain amount that can
1. 0 answers
2. 671 views
Internal control devices for banking activities include signature cards, deposit tickets, checks, and bank statements.01.) True
1. 1 answer
2. 1,851 views
An asset's cost includes all normal and reasonable expenditures necessary to get the asset in place and ready for its intended
1. 1 answer
2. 952 views
Problems: Please show all calculations.Claudette, Inc., provides warranties for many of its products. The January 1, 2014,
1. 2 answers
2. 801 views
solve for y2y = 18x y - 6 = 2x trying to help with homework and at a loss here.
1. 1 answer
2. 393 views
solve for y3x + y = 2 Trying to help out my daughter, if you could show me steps that would be wonderful. Thank You
1. 1 answer
2. 383 views
10.1g of potassium nitrate were dissolved in 50cm^3 of water. the temperature fell by 16 degrees celsius. Determine(a) the
1. 2 answers
2. 1,045 views
3.25g of zinc was added to 50cm^3 of a 4.0 molar dm^-3 HCl. When the reaction was completed the temperature rose by 28 degrees
1. 1 answer
2. 913 views
How does the musculoskeletal system change from birth to adulthood and what are the steps that the system goes through from
1. 1 answer
2. 542 views
6. In Mesoamerica, the shift to basic crops, including corn, beans, and squash, is referred to as the _______ revolution.
1. 1 answer
2. 462 views
We deposit $19000 into an account earning 3% interest compounded semiannually. How many years will it take for the account to
1. 2 answers
2. 861 views
How do you find the surface area of a cylinder and a cone?
1. 1 answer
2. 556 views
Many portable gas heaters and grills use propane, C3H8(g).Using enthalpies of formation, calculate the quantity of heat produced
1. 3 answers
2. 1,883 views
A sweater that reg. sold for $48 was put onsale for 33 1/3% off. what is the sale price?
1. 1 answer
2. 364 views
Read the sentence below.Harry didn't know that his actions would affect so many people. He now regretted his choice. This is an
1. 4 answers
2. 803 views
1.Select the community activity that is a healthy choice to promote fitness for all agesA.annual 5K fun run for charity<---
1. 2 answers
2. 814 views
Where can I search poverty in my community and its poverty statics for their respective areas? For instance, MN. Thank you.
1. 1 answer
2. 615 views
I have tried to answer these im just not sure help plz.1. Which word best describes modern life for Japanese teenagers such as
1. 5 answers
2. 1,195 views
If you were one of the new immigrants who arrived in America in the 1880s, it's most likely that youwould have been A. Italian
1. 3 answers
2. 582 views
Bonnie has a rectangular photographic print that is 5 inches wide and 7 inches long. If she multiplies both the length and width
1. 8 answers
2. 1,221 views
Calculate the pH of a 0.2M solution of Triethylamine, (C2H5)3N, with a Kb of 4.0x10^-4
1. 1 answer
2. 669 views
Calculate the pH of a 0.2M solution of Triethylamine, (C2H5)3N, with a Kb of 4.0x10^-4
1. 2 answers
2. 2,517 views
Find the concentration of OH- of a solution of 45.0mL of 0.0921 M Ba(OH)2 diluted with enough water to make 350.0 mL of
1. 1 answer
2. 752 views
Find the concentration of OH- of a solution of 45.0mL of 0.0921 M Ba(OH)2 diluted with enough water to make 350.0 mL of
1. 1 answer
2. 695 views
19. You measure how much people are initially attracted to a person of the oppositesex and how anxious they become during their
1. 1 answer
2. 773 views
A researcher measures how positive a person’s mood is and how creative he or sheis, obtaining the following interval scores:
1. 1 answer
2. 1,679 views
(a) For the relationship in question 19, what is the proportion of variance accountedfor? (b) What is the proportion of variance
1. 1 answer
2. 572 views
I did a lab the other day where we separated a mixture of NaCl, SiO2, and CaCO3. The Mixture was made by my professor and we did
1. 12 answers
2. 5,514 views
John has 18 coins worth $1.25. Some are nickels and dimes. How many of each does he have?
1. 1 answer
2. 628 views
A 1.40 kg skateboard is coasting along the pavement at a speed of 5.5 m/s when a 0.800 kg cat drops from a tree vertically
1. 2 answers
2. 2,276 views
What mass in grams of a 0.500 m(molal) solution of sodium acetate, CH3CO2Na, in water would you use to obtain 0.200mol of sodium
1. 3 answers
2. 3,827 views
Find an equation of the plane.The plane that passes through (8, 0, −2)and contains the line x = 6 − 2t, y = 3 + 5t, z = 3 +
1. 1 answer
2. 522 views
A scientist is trying to determine the identity of an element. It is highly reactive in water and forms an ionic bond with
1. 10 answers
2. 3,274 views
a.) How can you describe the location of vanadium (V, atomic number 23) on the periodic table? Choose all that apply.1. period
1. 3 answers
2. 2,394 views
Systems of equation1. +2y=5 8 -6y=3x-15 2).p-2q=4 2q=p+2 Solve the equations? I am stuck on how to do these last to problems
1. 1 answer
2. 547 views
Explain how objects can get charged by Friction.
1. 0 answers
2. 355 views
Explain how objects can get charged by Friction.
1. 0 answers
2. 378 views
Perpendicular. To x-3y=2 and contains ( 2,4)2). That is parallel to 2x+5y=4 I don't get how to solve and use y=Mx+b
1. 1 answer
2. 408 views
I have to do an assignment on Ecosystems perspective and social work. I'm asked to write how they would apply the in ecosystems
1. 1 answer
2. 705 views
1. Marissa is a photographer. She sells framed photographs for $100 each and greeting cards for $5 each. The materials for each
1. 1 answer
2. 713 views
Which of the following must be the same before and after a chemical reaction?Answer: The sum of the masses of all substances
1. 1 answer
2. 1,092 views

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