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Questions Asked on October 19, 2014

In a constant-pressure calorimeter, 50.0 mL of 0.300 M Ba(OH)2 was added to 50.0 mL of 0.600 M HCl. The reaction caused the
1. 2 answers
2. asked by wisa bedalie
3. 7,402 views
Which of the following sets of quantum numbers are allowed for an electron in a hydrogen atom?a)n=3, l=0, ml=0 b)n=4,l=1,ml=-1
1. 2 answers
2. asked by Nick
3. 5,456 views
In a science fiction novel two enemies, Bonzo and Ender, are fighting in outer spce. From stationary positions, they push
1. 1 answer
2. asked by Sanz
3. 3,910 views
Use compatible numbers to find the each quotient ,2.90 divided by 29,48 divided by 3.2, 0.18 divided by 0.33,152 divided by
1. 7 answers
2. asked by Juliet
3. 3,533 views
Y is a the midpoint of XZ. For each pair of points given, find the coordinates of the third point.(Im not sure how to work this
1. 1 answer
2. asked by Jhaliyaha
3. 3,077 views
LIST AND EXPLAIN 5 CAREER OF HOME ECONOMICS
1. 14 answers
2. asked by DEMILADE
3. 3,017 views
What is the change of enthalpy associated with the combustion of one mole of pentane?C5H12 + 8O2 �¨ 5CO2 + 6H2O I'm very
1. 1 answer
2. asked by Sara
3. 2,600 views
the 3 forces shown act on a object is in equilibrium. F1= 50N (E 60 degrees N), F2= 60N (E 30 degrees S ) Calculate the
1. 2 answers
2. asked by Roya
3. 2,532 views
Betty Bodycheck (mB = 55 kg, vB = 22.0 km/h in the positive x-direction) and Sally Slasher (mS = 45 kg, vS = 28.0 km/h in the
1. 3 answers
2. asked by Trouble
3. 2,287 views
Weight of empty crucible and cover = 23.104 gWeight of crucible, cover, MgO and Mg3N2 = 24.199 g Weight of crucible, cover,
1. 2 answers
2. asked by Jessica
3. 2,100 views
A cable runs along the wall from C to P at a cost of $3 per meter, and straight from P to M at a cost of $5 per meter. If M is
1. 1 answer
2. asked by RAJ
3. 1,920 views
A lead bullet is traveling at 200 m/s strikes a tree and comes to stop. If half of the heat produced is retained by the bullet,
1. 1 answer
2. asked by Iries Gonzales
3. 1,800 views
a post is put every 6 feet along a rectangular fence that is 42 feet long and 36 feet wide. how many posts are needed?
1. 8 answers
2. asked by Anonymous
3. 1,681 views
A solid bar of length L = 1.32 m has a mass m1 = 0.751 kg. The bar is fastened by a pivot at one end to a wall which is at an
1. 3 answers
2. asked by Misaki
3. 1,677 views
Is there a reaction between Sodium Acetate and Copper (II) Nitrate. If so, what is the balanced equation for it? Also, what type
1. 2 answers
2. asked by Cj
3. 1,609 views
The length of a table is 6 feet on a scale drawing the, length is 2 inches write three possible scales for drawing
1. 4 answers
2. asked by Maria
3. 1,589 views
The centre of a doughnut is removed and formed to make a sphere of dough with diameter 2.5 cm. A batch of these spheres is to be
1. 2 answers
2. asked by Whitney
3. 1,556 views
Water is poured into a container that has a leak.Themass 'm' of the water is given as a function of time 't' by, m=5t^0.8 -3t +
1. 1 answer
2. asked by bill
3. 1,520 views
If a cylindrical tank holds 100,000 gallons of water, which can be drained from the bottom of the tank in an hour, then
1. 1 answer
2. asked by Jacke
3. 1,518 views
Use compatible to find the following quotient180.8 divided by 6 182divided by 11 55divided by 10.7 117.8divided by 0.12 0.6
1. 4 answers
2. asked by David
3. 1,516 views
a game room has a floor that is 120 feet by 75 feet a scale drawing of the floor grid paper uses a scale of 1 unit:5 feet what
1. 3 answers
2. asked by Maria
3. 1,437 views
A soccer player extends her lower leg in a kicking motion by exerting a force with the muscle above the knee in the front of her
1. 1 answer
2. asked by Kate
3. 1,435 views
1. When solid copper metal reacts with nitric acid, the products include copper (II) ion and nitrogen monoxide gas. If 11.99 g
1. 1 answer
2. asked by aperson
3. 1,264 views
A long solenoid has 1400 turns per meter of length, and it carries a current of 2.0 A. A small circular coil of wire is placed
1. 0 answers
2. asked by Elle
3. 1,251 views
Find the complex zeros of the following polynomial function. Write f in the factored form.F(x)=2x^4-5x^3-20x^2+115x-52
1. 1 answer
2. asked by Bri
3. 1,244 views
How many milliliters of a 0.200 M HI solution are needed to reduce 21.5 mL of a 0.365 M KMnO4 solution according to the
1. 1 answer
2. asked by Kayla
3. 1,221 views
2NaN(3) > 2 Na +3N(2)What mass of sodium azide must be reacted to inflate and air bag to 70.0 L at STP?
1. 1 answer
2. asked by Courtney
3. 1,181 views
Questions: 1. What are the design elements (IV, DV) and operational definitions? 2. What are the potential confounds? 3. What
1. 2 answers
2. asked by juliee
3. 1,136 views
Betty Bodycheck (mB = 55 kg, vB = 22.0 km/h in the positive x-direction) and Sally Slasher (mS = 45 kg, vS = 28.0 km/h in the
1. 0 answers
2. asked by Irving
3. 1,125 views
how many grams of NH3 can be produced from 4.35moles of N2 and excess H2
1. 1 answer
2. asked by Amy
3. 1,096 views
Downtown Mathville is laid out as a square grid of 9 North-South streets and 9 East-Weststreets (See diagram). Your apartment is
1. 3 answers
2. asked by al
3. 1,087 views
1. radioactive decay occurs when atomsA- lose mass B- join with atoms of another element C- break down to form atoms of another
1. 2 answers
2. asked by anonymous
3. 1,054 views
Find the value of a so that the tangent line to y = ln(x) at x = a is a line through the origin.I am unsure how to go about
1. 1 answer
2. asked by Mel
3. 1,050 views
How far from a piece of paper must you hold your father’s 2.00 D reading glasses to try to burn a hole in the paper with
1. 1 answer
2. asked by ashton
3. 1,022 views
The blades of a ceiling fan have a radius of 0.393 m and are rotating about a fixed axis with an angular velocity of +1.36
1. 0 answers
2. asked by Anon
3. 1,009 views
At which grade level is it most appropriate for children to group by more than one attribute?
1. 2 answers
2. asked by Pam
3. 987 views
Use compatible numbers to find the quotient2.99 / 29 48/ 3.2 0.18/0.33 152/5.12 41.9/19 33.90/10.2 502/9.5 180.8/6 48/3.33
1. 4 answers
2. asked by Juliet
3. 975 views
Giselle has a block of wood that measures 14 cm by 12 cm by 10 cm. She is making a wooden ball in tech class.a) What percent of
1. 1 answer
2. asked by Anonymous
3. 974 views
Read the paragraph below .I'll show them that I can write well , "ling thought. Back in china , she had gotten the best grades
1. 3 answers
2. asked by Nin
3. 940 views
If the length of a rectangle is increased by 10% and the width of the rectangle is decreased by 10%, is the area changed? If so,
1. 3 answers
2. asked by StevenB
3. 932 views
A golf ball strikes a hard, smooth floor at an angle of 33.1 ° and, as the drawing shows, rebounds at the same angle. The mass
1. 3 answers
2. asked by Sanz
3. 924 views
I'm in grade 10 and I still don't know what career I full under I'm stressed I need help asap ...time is ticking! help please.
1. 4 answers
2. asked by vanessa tsubella
3. 910 views
How to prepare 500ml of 7% Question 6You need to make 500mls of a 7% bovine serum albumin solution. What mass, in grams, do you
1. 2 answers
2. asked by Danielle
3. 902 views
Ecrivez le passé compose ou l'imparfait du verbe pour completer chaque phraseConjugate the verb in passé compose or imparfait
1. 6 answers
2. asked by Sarah
3. 901 views
Write the complete subject and underline the simple subject.,1/ The gourds' noise sounds like dry leaves in the wind.
1. 4 answers
2. asked by Nnh
3. 879 views
In the case Kelo v. City of New London, when the city sought to take Kelo's home by eminent domain to sell it to a private
1. 1 answer
2. asked by Kia
3. 850 views
Waiting times to receive food after placing an order at the sandwich shop follow an exponential distribution with a mean of 46
1. 1 answer
2. asked by Terrance
3. 848 views
Determine the number of grams of oxygen in 13 grams of calcium acetate.
1. 1 answer
2. asked by Brianna
3. 817 views
use differentials to determine by approximately how many centimeters does the diagonal of a square table increase if its area is
1. 1 answer
2. asked by anonymous
3. 816 views
This question is based on the following paragraph.(1) Brenda would have liked to have taken her vacation at the beach. (2)
1. 1 answer
2. asked by Reanel
3. 796 views
A criminal investigation cannot begin until one of three things is present; these include all of the following EXCEPT:A. a crime
1. 1 answer
2. asked by Pat
3. 792 views
Why is the Achilles tendon reflex protective and what is it protecting?Is it protective because it prevents the muscle from
1. 0 answers
2. asked by ADK
3. 785 views
use your fraction strips to locate and label these numbers on a number line: 0, 3/4, and 7/8. Then use your fraction strip to
1. 4 answers
2. asked by learning
3. 770 views
Find the values of a in the domain of f for which f(a)equals the given number.f(x) = |x + 5|; f(a) = 9
1. 1 answer
2. asked by alana
3. 769 views
there is 100 bacteria in a petri dish. every 30 minutes the bacteria doubles. how muchbacteria will there be in 3 hours.
1. 1 answer
2. asked by christopher
3. 758 views
A sign hangs precariously from your prof's office door. Calculate the magnitude of the tension in string 1, if theta1 = 32.92o,
1. 2 answers
2. asked by Sarah
3. 757 views
A gardener pushes a box of tools across a driveway by applying a 27.5- N force that pushes downward at an angle of 32.8 o with
1. 0 answers
2. asked by Jamila
3. 753 views
A bus was purchased for $80,000. Assuming the bus depreciates at a rate of $6,000 per year (straight-line depreciation) for the
1. 1 answer
2. asked by A
3. 750 views
A rectangular eld is to be fenced o along the bank of a river; no fence is required along the bankof the river. The material for
1. 1 answer
2. asked by Mathew
3. 746 views
If an excess of silver nitrate is combined with 25.0 mL of calcium chloride and produces 2.90 g of precipitate, what is the
1. 1 answer
2. asked by hanah
3. 737 views
Find all values of p such that 2(x+4)(x-2p) has a minimum value of -18? I know x=-4 but I do not know that helps us. Please
1. 1 answer
2. asked by Trish Goal
3. 735 views
When 2016 J of heat energy is added to 49.5 g of ethanol, C2H6O, the temperature increases by 16.6 °C. Calculate the molar heat
1. 2 answers
2. asked by claire
3. 731 views
The mass of fan astronaut is 100kg 1)find its weight on earth. 2)find its weight on moon. When the gravitational acceleration on
1. 1 answer
2. asked by ibrahim
3. 726 views
1.For f(x)=sin^2(x) and g(x)=0.5x^2 on the interval[-pi/2,pi/2], the instantaneous rate of change of f is greater than the
1. 1 answer
2. asked by Jacke
3. 724 views
A glass of skim milk supplies 0.1 mg of iron and 8.2 g of protein. A quarter pound of lean red meat provides 3.75 mg of iron and
1. 2 answers
2. asked by Josh PLEASE HELP
3. 724 views
Given. a = 25.1 cm and b = 51.2 cm and the forces are F1 = 10.3 N, F2 = 10.6 N and F3 = 14.7 N. The angle between F2 and the
1. 0 answers
2. asked by sim
3. 723 views
A top is a toy that is made to spin on its pointed end by pulling on a string wrapped around the body of the top. The string has
1. 1 answer
2. asked by Anon
3. 722 views
A boat was purchased for $45,000. Assuming the boat depreciates at a rate of $4700 per year (straight-line depreciation) for the
1. 0 answers
2. asked by Barbara
3. 722 views
Recrystallization is often used at the end of a synthesis. Choose the most accurate answer/s to explain the purpose of
1. 3 answers
2. asked by Anonymous
3. 720 views
My apologies if I make a mistake. I'm new to this, and my Health teacher has asked me to interview a smoker (a person that
1. 1 answer
2. asked by Nicole
3. 710 views
What is another name for mole in Chemistry
1. 1 answer
2. asked by Amy
3. 695 views
A bus was purchased for $80,000. Assuming the bus depreciates at a rate of $6,000 per year (straight-line depreciation) for the
1. 1 answer
2. asked by alana
3. 694 views
Samantha made 9800 mL of fruit punch for a party, and she served the fruit punch divided equally in 5 pitchers. Her guests drank
1. 1 answer
2. asked by Brooke
3. 687 views
find the x-coordinate of all points on the curve y=12Xcos(5X)-(30*sqrt3*X^2) + 16, pi/5<X<2pi/5 where the tangent line passes
1. 1 answer
2. asked by jake
3. 677 views
A bus was purchased for $80,000. Assuming the bus depreciates at a rate of $6,000 per year (straight-line depreciation) for the
1. 1 answer
2. asked by alana
3. 668 views
Use polar coordinates to find the volume of the given solid.Inside the sphere x^2+y^2+z^2=25 and outside the cylinder x^2+y^2=1
1. 0 answers
2. asked by siri
3. 665 views
For f(x) = 2sinx + (sinx)^3 + tanx find f'(pi/3). Ok, so what I tried was...f'(x) = 2cosx + cosx(3(sinx)^2) + (sinx/cosx) pi/3 =
1. 1 answer
2. asked by Mel
3. 661 views
A bus was purchased for $80,000. Assuming the bus depreciates at a rate of $6,000 per year (straight-line depreciation) for the
1. 1 answer
2. asked by Barbara
3. 655 views
Will someone help me organize my persuasive essay? I've decided to write about the FITNESSGRAM and why high shcool students who
1. 2 answers
2. asked by Victoria
3. 654 views
How can I connect the three "Classical Theories of Morality" to my own cultural identity? How will they align or not align with
1. 1 answer
2. asked by Cathy
3. 651 views
You want to have $5 million in real dollars in an account when you retire in 40 years. The nominal return on your investment is
1. 1 answer
2. asked by Xia
3. 650 views
I need three points of types of classism in Great Expectations by charles dickensI have already have two points of social status
1. 5 answers
2. asked by Mike
3. 650 views
When jumping straight down, you can be seriously injured if you land stiff-legged. One way to avoid injury is to bend your knees
1. 7 answers
2. asked by Sanz
3. 649 views
where can i listen to the audiobook of the novel "memoirs of a geisha" by arthur golden ?
1. 4 answers
2. asked by tina
3. 647 views
A jade necklace is made up of 100 spherical jade beads. Each bead has a diameter of 7 mm. What is the total amount of jade, in
1. 2 answers
2. asked by Anonymous
3. 641 views
In a game of shuffleboard, a disk with an initial speed travels of 3.2m/s travels 6.0m (a) what is the acceleration of the disk?
1. 0 answers
2. asked by Jordan
3. 637 views
Consider a rod plus disc system. The rod has a total length L =1.30 m, while the disc has a radius of R = L/2. The pivot is at P
1. 0 answers
2. asked by Misaki
3. 635 views
a game room has a floor that is 120 feet by 75 feet a scale drawing of the floor grid paper uses a scale of 1 unit:5 feet what
1. 2 answers
2. asked by Maria
3. 625 views
Mark and job are basketball players and will play a game. In the game, Mark will get 2 free throw attempts and John will get
1. 0 answers
2. asked by Sarah
3. 623 views
A research organization claims that the monthly wages of industrial workers in district Xexceeds that of those in district Y by
1. 1 answer
2. asked by doshila
3. 618 views
A total of 0.800 kg of water at 20 degrees celsius is places in a 1kw electric kettle. How long a time is needed to raise the
1. 2 answers
2. asked by Deanne
3. 610 views
When jumping straight down, you can be seriously injured if you land stiff-legged. One way to avoid injury is to bend your knees
1. 1 answer
2. asked by Sanz
3. 610 views
Johns eyes are 6 ft from the ground. He is standing 70 ft away from a tree. If the angle of elevation is 24 degrees, then how
1. 1 answer
2. asked by Cherie
3. 608 views
Mark and job are basketball players and will play a game. In the game, Mark will get 2 free throw attempts and John will get
1. 0 answers
2. asked by sarah
3. 606 views
Just after hitting the runway, a plane has a speed of 200.0 km/h. The plane decelerates to a stop at a constant rate.a. What is
1. 1 answer
2. asked by Andrew D
3. 605 views
find the zeros of f,f(x) = 2x2 + x − 21x= ? larger value x= ? smaller value
1. 2 answers
2. asked by A
3. 605 views
1/why can 0 be divided by any number , but any number cann't be divided by 0?Answer: I don't know.. 2/ Mr. Cruz is planning to
1. 1 answer
2. asked by Nnh
3. 595 views
Jeanna wants to buy a new boat for her family. She has two payment options. The first option is to pay a cash payment of $7,200.
1. 1 answer
2. asked by David
3. 593 views
Find the points of the paraboloid z=x^{2}+y^{2}-1 at which the normal line to the surface coincides with the line joining the
1. 0 answers
2. asked by RAJ
3. 587 views
when 2g of NaOH were dissolved in 149 g of H2o in a calorimeter at 24 degrees C the temperature of the solution went up to 29
1. 3 answers
2. asked by Dexter
3. 584 views

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