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brian

Questions (160)

2. Explain how the tension force gets transmitted along from one end of a string to the other. Does the amount of force that
1. 1 answer
2. 1,510 views
train A and B are traveling in the same direction on parallel tracks. train A is going 80 miles per hour train B is going 84
1. 1 answer
2. 1,122 views
Find the emf for the cellCr(s) |Cr3+(aq, 0.37 M) || Pb2+(aq, 0.0095 M) | Pb(s). Answer in units of V I kept getting .55V but it
1. 1 answer
2. 665 views
Complete and balance the reactionAl(s) + Pb2+(aq) ! using the smallest possible integers. I got: 2Al(s) + 3Pb2 ==> Al2Pb3
1. 4 answers
2. 6,165 views
Find the emf for the cellCr(s) |Cr3+(aq, 0.37 M) || Pb2+(aq, 0.0095 M) | Pb(s). Answer in units of V I got .548733V Is this
1. 4 answers
2. 1,174 views
A solution is prepared in which a trace or small amount of Fe+2 is added to a much larger amount of solution in which the [OH]-
1. 4 answers
2. 3,397 views
would the half reactions for Ag(s) |AgCl(s) |Cl−(aq) ||Cl−(aq) |Hg2Cl2(s) |Hg(§¤)be Ag+Cl+e==> AgCl 2Cl+3Hg==>Hg2Cl2+Hg+e
1. 1 answer
2. 714 views
i am having trouble writing the half reactions and the balancedequation for the galvanic cell Ag(s) |AgI(s) | I−(aq) ||
1. 1 answer
2. 1,201 views
what is the galvanic cell for the redox reaction between sodium dichromate and mercury(I) nitrate in an acidic solution.
1. 4 answers
2. 1,090 views
A titration. 12.46 mL of KMnO4 are titrated with 25 mL of H2C2O4. The half reaction is 2H2O+H2C2O4 ARROW 2H2CO3+2H+2e-. How do I
1. 1 answer
2. 552 views
A titration. 12.46 mL of KMnO4 are titrated with 25 mL of H2C2O4. The half reaction is 2H2O+H2C2O4 ARROW 2H2CO3+2H+2e-. How do I
1. 1 answer
2. 552 views
Calculate the molarity for 25mL of H2C2O4 in a titration with 12.46mL of KMnO4
1. 1 answer
2. 492 views
the difference between 2 numbers is 24. find the numbers if their sum is 88
1. 2 answers
2. 2,125 views
Calcu-late the mass of pure acetic acid in 440 mL of this solution at 20 C. Answer in units of g.
1. 6 answers
2. 467 views
i need help on doing 442 mi in 8.5 hr and i don't know how to do it can you help me?
1. 3 answers
2. 271 views
at what velocity would a snowball melt before it hit the wall at 32 degrees?
1. 1 answer
2. 324 views
Case Study â€“ Memorial Health System CPOE ImplementationIdentify at least five indicators of project failure that manifest
1. 1 answer
2. 664 views
Identify at least five indicators of project failure that manifest themselves in this case study.Are these right ? these are a
1. 3 answers
2. 1,553 views
xy = 8y = x + 2
1. 2 answers
2. 294 views
solve algebraicallyx^2 - 2y^2 = 11 y = x + 1
1. 1 answer
2. 297 views
make A 14 dot array that has exactly 2 rows
1. 0 answers
2. 401 views
wats 4 divided by 137
1. 1 answer
2. 452 views
americans are united by their strong belief in basic principles.they believe that people are born with privileges that cannot be
1. 3 answers
2. 485 views
state the effects of unemployment on the (A)consumers expenditure (b)investment (c)Government expenditure (D)The church.
1. 1 answer
2. 413 views
what is the eighth term of the sequence of the expression:5(n+2)?
1. 1 answer
2. 601 views
what are the three main types of resourses used for making,selling,and using goods and services?
1. 1 answer
2. 518 views
what are the real solutions of750=x^3-15x^2+50x
1. 1 answer
2. 507 views
what are the real solutions of750=x^3-15x^2+50x
1. 1 answer
2. 470 views
When a river is lengthened due to forward erosion, a _____ has occurred.
1. 1 answer
2. 473 views
Lead Contamination More than a decade ago high levels of lead in the blood put 88% of children at risk. A concerted effort was
1. 1 answer
2. 774 views
what territory did the french claim, prior to the french and indian war
1. 1 answer
2. 480 views
what is a good speech of secretary and vice presidents:this is what secretary it does attend council meetings take pictures at
1. 3 answers
2. 613 views
in a class every boy is friends with exactly three girls,
1. 1 answer
2. 349 views
what did the khmer rouge do for four years in cambodia starting in 1975
1. 2 answers
2. 874 views
or the compound:carbon in the middle with 3 bonds -double bond to oxygen -bond to Mn(CO)5 -bond to CH3 group is the oxidation
1. 0 answers
2. 507 views
for the compound:carbon in the middle with 3 bonds -double bond to oxygen -bond to Mn(CO)5 -bond to CH3 group is the oxidation
1. 0 answers
2. 477 views
A college professor decides to run for Congress in a district with 450,000 registered voters. In a survey she commissioned, 58%
1. 3 answers
2. 2,779 views
A college professor decides to run for Congress in a district with 450,000 registered voters. In a survey she commissioned, 58%
1. 4 answers
2. 1,434 views
can someone explain to me baker v carrin little kid words? i don't understand what actually happened
1. 1 answer
2. 439 views
What element is in the second period in Group 4A?
1. 1 answer
2. 550 views
What is the activation energy for a reaction whose rate is tripled by a temperature increase from 27.5°C to 55.5°C?
1. 1 answer
2. 430 views
(x^5y^8)/(x^3y^4)
1. 1 answer
2. 553 views
is NH3 a base or an acid how do u tell?
1. 1 answer
2. 357 views
1000 significance tests are performed using alpha = .05. Assumimg that all null hypotheses are true, about how many of the test
1. 1 answer
2. 483 views
when might you think you're built upside down?
1. 6 answers
2. 3,266 views
how would i go about finding the domain of the functionf(x)=(3x+1)/(sqrt(x^2+x-2)) and both the domain and range of
1. 2 answers
2. 777 views
Hi, I have to answer this question "why do we say that metabolism is the factor that most accounts for differences among species
1. 0 answers
2. 758 views
what is the square root of -18 - the square root of -8
1. 1 answer
2. 405 views
in some ways, a cell is analogous to a factory. create an analogy describing the job of a lysosome within a cellular "factory"
1. 1 answer
2. 898 views
using uniform acceleration, how can I find the displacement of an object?
1. 1 answer
2. 522 views
why is a bell the most obiedient thing in the world?why is a bell the most obiedient thing in the world? I doubt if that is
1. 0 answers
2. 451 views
The Quotient of 6 times a number and 16 ?"Quotient" is what we call the result of a division, the result of multiplication is
1. 3 answers
2. 1,869 views
how do you magnetize something made of iron cobalt and nickel
1. 0 answers
2. 411 views
how is grass better than peoplegrass is better than people because we need the grass to survive. The grass gives off oxygen
1. 0 answers
2. 1,173 views
3 to 4 questions that would lead to the country jamaicaWe are not going to do your homework for you. Find about Jamaica, and
1. 0 answers
2. 537 views
what if anything,is wrong with the following sentences?Carmen is tall, slender,and a woman of great beauty. Nothing is wrong
1. 0 answers
2. 732 views
find the HAs ofy = (x-9) / sqr(4x^2 + 3x+ 2) What happens to y as x goes to +/- infinity? Specifically, is y approaching some
1. 0 answers
2. 503 views
need to find:lim as x -> 0 of 4(e^2x - 1) / (e^x -1) Try splitting the limit for the numerator and denominator lim lim x->0
1. 0 answers
2. 1,261 views
Consider the following balanced equation:2 Na + 2 H2O ? 2 NaOH + H2 If 92.0 g of sodium reacts with 76.0 g of water until
1. 0 answers
2. 542 views
how many grams of H2 (g) are produced by the reaction of 1.35 g Al with 75.0 mL of 3.44 M HClHere is the way to do most of these
1. 0 answers
2. 649 views