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Questions (164)
Producing paper creates pollution. The efficient quantity of paper is when the
A. marginal social benefit of paper is equal to
0 answers
623 views
Select the true statement below.
A. a spontaneous redox reaction equation will have the stronger oxidizer and stronger reducer as
2 answers
1,051 views
Consider the following reaction and select the false statement below.
NaI + 3HOCl → NaIO3 + 3HCl A. HOCl is the oxidizing agent
4 answers
1,240 views
A container is filled with CO2(g) and heated to 1000K. The gas pressure at this temperature is 0.50 atm. Graphite (C) is then
2 answers
1,218 views
A 10.0 mL solution of 0.300 M NH3 is titrated with a 0.100 M HCl solution. Calculate the pH after the addition of 20.0 mL of the
4 answers
2,671 views
I have the problem ((square root of h^2+4h+5)-(square root of 5))/h. I am supposed to be finding the limit as h approaches 0
1 answer
568 views
Calculate the mass (in mg) of KCN needed to make 500. mL of aqueous KCN solution with a pH of 10.00. The Ka of HCN = 5.0 x
3 answers
1,233 views
What would be the pH of a 0.1 M aqueous solution of the phenolate ion, C6H5O–? (Ka for phenol, C6H5OH, is 1.3 x 10–10) I got
2 answers
2,463 views
The pH of a 0.10 M solution of a certain acid is 3.25 at 25°C. What is the pH of a 0.010 M solution of the same acid at the
2 answers
476 views
The pH of a 0.10 M solution of a certain acid is 3.25 at 25°C. What is the pH of a 0.010 M solution of the same acid at the
1 answer
943 views
The pH of a 0.10 M solution of a certain acid is 3.25 at 25°C. What is the pH of a 0.010 M solution of the same acid at the
1 answer
489 views
Find the Taylor Polynomial of order 1 for the function f(x)=arctan(x/5) in powers of (x-5). Also find the remainder R1(x) as a
0 answers
453 views
Find the number to which this geometric series converges: 200-170+144.5...
1 answer
386 views
why don't hydrocarbons have hydrogen bonding?
0 answers
439 views
Construct R3, S2 and S º 3, by supposing R and S are relations on {a,b,c,d), where R={(a,b),(a,d),(b,c),(c,c),(d,a)} and S =
0 answers
379 views
Using the ordinary alphabet and allowing repeated letters, find the number of words of length 8 that begin and end with T.
1 answer
748 views
What is an Atom
1 answer
454 views
scientific notation of 83.1
2 answers
1,134 views
Find the circle circumference and circle area with a circles radius 10 inches
I think the circles are is 314 but don't know the
5 answers
1,681 views
You have 150 ml of a solution of benzoic acid in water estimated to contain about 5 g of acid. The distribution coefficient of
1 answer
1,566 views
You have 150 ml of a solution of benzoic acid in water estimated to contain about 5 g of acid. The distribution coefficient of
0 answers
748 views
I need to find out what the minimum wage is in Denmark - preferably in the brewery sector.
Need help asap
0 answers
420 views
Hello,
In the addition of water to an alkene (e.g. ethylene) what is the electrophile? Well I thought its the hydrogen cation
2 answers
572 views
Hello,
What is the hybridization of an H atom on a methane? As far as I understand, the hydrogen has 1 s orbital which bonds only
1 answer
633 views
x^2 + 5x +6/
x^2 - 3x -10 How do I do this? Is it asking me to divide? The answer choices are as following: A)x + 3/ x - 5 , x
2 answers
428 views
I am trying to find out how many copies of the novel "Brave New World" by Aldous Huxley have been sold worldwide or even in
2 answers
1,588 views
y=(x+3)(x-1)
1 answer
738 views
For y = a sin x
'a' is called the amplitude. What effect does 'a' have on a graph ??? Please help if you can .
1 answer
443 views
write a word problem for 1/2 - 2/3 = and write a word problem for 5/12 - 1/3 =
1 answer
536 views
without finding the exact answer select which of the following numbers is the best estimate of each sum or difference and
2 answers
553 views
I am trying to find an analysis of Oodgeroo Noonuccal's (formerly Kath Walker) poem "No More Boomerang."
All i desperately need
2 answers
496 views
In stars, nucleons (protons and neutrons) form nuclei of atoms via a series of fusion
reactions. If for a particular fusion
2 answers
619 views
What is the momentum of a proton travelling at v = 0.95c in the x-direction
in the reference frame?
6 answers
618 views
Hi can anyone help me with this?
20^2 x 8^4 x 125 (x meaning multiply) I have to write in the simplest index notation. Is there a
1 answer
388 views
how could i use 13Cn.m.r spectroscopy to distinguish between the ketone and the alcohol?
1 answer
425 views
a 330 kg piano slides 3.6 m down a 28 degree incline and is kept from accelerating by a man who is pushing back on it parallel
5 answers
9,654 views
a 330 kg piano slides 3.6 m down a 28 degree incline and is kept from accelerating by a man who is pushing back on it parallel
0 answers
1,092 views
two bumper cars in an amusement park ride collide elastically as one approaches the other directly from the rear. car A has a
1 answer
1,444 views
the components of a vector V can be written (Vx,Vy,Vz). what are the components and length of a vector which is te sum of the 2
4 answers
1,408 views
a person pulls a box vertically out of water with an acceleration of 3m/s^2 using a very light rope that has a breaking strength
1 answer
476 views
a bell is hanging by a string from your review mirror in the car.while you are accelerating from a stoplight to 28m/s in 6s,
3 answers
654 views
consider 2 inertial reference frames, A and B, where B (a train) is moving with constant velocity, 10kn/h, in the positive x
3 answers
821 views
I need to find a strong verb for these weak verbs:
slowly sat down laughed hard
2 answers
548 views
I am trying to find out who (or which companies) own Australian channels 7,9 and 10 and also SBS. I have looked on various
1 answer
667 views
Just need a bit of help understanding what exactly i have to do here to work this out.
Rearrage the following equation and hence
1 answer
1,011 views
I need to insert grouping symbols in the expression so that the value of the expression is 14
2x2+3(to the 2nd power)-4+3x5 I
1 answer
903 views
what is the dependent variable in an experimentthat shows how the volume of gas changes with changes in temperture?
2 answers
443 views
My Question is :
A plane with an air pf 192 miles per hour is headed on a bearing of 121 degrees. A north wind is blowing ( from
2 answers
1,264 views
I am trying to calculate the distance and speed a van was travelling behind a car when an accident occured in which the van hits
1 answer
792 views
I am doing an assignment on fire ants for Geography. I need a map showing the current location of the ants in Australia and a
2 answers
670 views
I need a map for a report showing where the fire ant was first introduced into Australia and where it has spread since. I have
1 answer
585 views
I have a maths exam tomorrow and am studying with a friend. We are working on a question and are getting two different answers.
1 answer
544 views
I am writing a critical journal on a book, film, song and magazine. I have to discuss the discourses and ideologies in them but
1 answer
512 views
Can someone please explain what factors affect a country GDP? Also, if Thailand has a GDP of 4.5% and Australia has a GDP of
2 answers
632 views
I have an assignment to do comparing Thailand and Australia economically. I don't understand how the GDP, inflation,
3 answers
728 views
In a game of pool the cue ball strikes another ball of the same mass and initially at rest. After the collision the cue ball
0 answers
766 views
In a game of pool the cue ball strikes another ball of the same mass and initially at rest. After the collision the cue ball
0 answers
660 views
In a game of pool the cue ball strikes another ball of the same mass and initially at rest. After the collision the cue ball
0 answers
737 views
You are given two unknown point charges, Q1 and Q2. At a point on the line joining them, one-third of the way from Q 1 to Q2,
1 answer
1,606 views
The electric field midway between two equal but opposite point charges is 1000 N/C, and the distance between the charges is 16.0
0 answers
941 views
1)Three positive particles of charges 9µC are located at the corners of an equilateral triangle of side 15cm. Calculate the
2 answers
2,805 views
A force of 8.4 N is exerted on a -8.8µC charge in a downward direction. What is the magnitude and direction of the field?
How
0 answers
1,042 views
What is the repulsive electrical force between two protons in a nucleus that are 5 x 10^ -15 m apart from each other?
Could you
0 answers
624 views
I need 10 examples of household suspensions for science class tomorrow. I got 10 solutions, 10 colloids, and 10 solvents...but
88 answers
42,937 views
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