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carla
Questions and answers by
carla
Questions (82)
how much effort is needed to lift 300 newtons with a pulley?
If by effort you mean force, then the answer is 300 N (300 Newtons).
3 answers
796 views
would someone check these please
1. find the square root of 25 answer 5 2. find the median of the following set of numbers
1 answer
914 views
1. find the square root of 25
answer 5 2. find the median of the following set of numbers 33,72,23,27,77,68,85 answer 68 3. find
1 answer
856 views
What is the price elasticity of supply for your chosen industry? I chose the airline industries I am trying to find some good
1 answer
994 views
16 divid (-4)+(-5)
I am complete stumped on this can some one explain how to get the answeres or just me an example how the
1 answer
485 views
oh i think i see instead of ft/miles because i changed the 13 miles to ft it would be 0.61 ft/ft
An airplane covered 13 miles of
1 answer
511 views
how would ou write an equation or inequality that could be used for analysis, prediction example gas prices?
can some one explain
1 answer
343 views
how would ou write an equation or inequality that could be used for analysis, prediction example gas prices?
can some one explain
1 answer
492 views
how would you write an equation or inequality that could be used for analysis, prediction example gas prices?
can some one
1 answer
654 views
I worked the problem out, but could you check my work over and see if it's correct? I used the quadratic formula.
2x^2+10x+11 a=2
2 answers
551 views
Find two consecutive positive integers such that the sum of their squares is 85.
n^2+(n+1)^2+2n = 85 n^2+n^2+2n+1=85 2n^2+2n=84
1 answer
1,080 views
there are________centemeters in a meter
3 answers
361 views
Why did Japan surrender to the United States after the united states bombed hiroshima and nagasaki?
1 answer
363 views
in french what country is caledonie i can`t find it on the other sites mentioned before. thankyou
1 answer
414 views
flow chart symbols purpose and example.one looks like a rectangle and one looks like a diamond .thanks
1 answer
466 views
unscramble french words:
ssaadel,sstredse,iossbnso
5 answers
609 views
Alexander wants to know exactly how many bars to pack in his backpack for the journey. To provide a margin of safety, he assumes
3 answers
1,446 views
do you agree with what the writer has said in "the story of an hour" by kate chopin. why or why not.
3 answers
506 views
write 2 different improper fractions that equal to 4 2/3.
3 answers
818 views
8w + 5/10w -7 = 4w -3/5w +7
3 answers
394 views
A charge of 2.0 nC and a charge of 5.3 nC are separated by 41.80 cm. Find the equilibrium position for a -4.7 nC charge. ___ cm
2 answers
783 views
Calculate the net charge on a substance consisting of a combination of 6.0 1013 protons and 2.0 1013 electrons.
2 answers
1,086 views
A Van de Graaff generator is charged so that the magnitude of the electric field at its surface is 2.4 104 N/C. (a) What is the
4 answers
1,769 views
An object with a net charge of 35 µC is placed in a uniform electric field of 643 N/C, directed vertically. What is the mass of
5 answers
539 views
How do you find the protons acceleration at this instant then?
1 answer
321 views
Doyou have 6 grade text book?
2 answers
200 views
if you have a reaction with an acid dissociation, where one HA goes to H + A how can the entropy be negative? I thought that one
4 answers
469 views
( from the previous chemistry question)hydration just means H2O would attach to the ions, right? would the H2O attach to the -F
1 answer
437 views
if a woker produces 175 parts per hour, how many can be produced in 7 hour
1 answer
362 views
Define Orientalism and list two to three charateristics of orientalism?
1 answer
441 views
A body at given uniform temperature of 300K and internal energy 8x10^6 J is split in two equal halves:
a)Has any heat been
1 answer
726 views
The thermodynamic equilibrium constant for the following reaction is 0.15 at 1227°C.
2 SO2(g) + O2(g) 2 SO3(g) Which is true?
2 answers
821 views
The thermodynamic equilibrium constant for the following reaction is 0.15 at 1227°C.
2 SO2(g) + O2(g) 2 SO3(g) Which is true?
2 answers
633 views
what is a one sentence summation of plot
1 answer
389 views
what would be the verb and its tense:
Successful financial planning can be improved through good education.
4 answers
498 views
if you have 1000g of a substance at -20 degrees celsius with a specific heat of .110 c/1 degree celsius and you add 12
2 answers
524 views
what is the molarity of 40g in 0.5L of solution. Molecular weight of substance is 100.09g/mole.
6 answers
435 views
substance X has a molar mass of 107.6 g/mol. When 2.50 g of substance x burns in an iron calorimeter, the temp. of the
1 answer
672 views
The amount of 2.00 mol of a solid ionic compound was dissolved in 225 mL of water in an insulated container. The initial temp of
6 answers
asked by
carla
1,778 views
Substance x has a molar mass of 107.6 g/mol. when 2.50 g of substance x burns in an iron calorimeter the temp. of calorimeter
2 answers
647 views
if I add water to 100.0 mL of a 0.15 M NaOH solution until the final volume is 150.0 mL what will the molarity of the diluted
3 answers
1,340 views
a solution that has an absorbance of 0.603 is diluted ten fold. What is the absorbance of this solution now?
1 answer
445 views
what mass of copper II nitrate would be produced from the complete reaction of 45.6g of copper according to the chemical
3 answers
1,480 views
a surveyor finds that from Point A on the ground the angle of elevation to the top of a mountin is 23 degrees. when he is at
2 answers
974 views
how can i write an rhetorical essay with ethos pathos and logos on Denise Noes "parellel words "
1 answer
402 views
what is an example of a strong and solid thesis statement concerning the choice of televisions shows as one matures.
1 answer
332 views
an example of a captivating and sophisticated introduction about choice of television shows as one matures including a solid
1 answer
338 views
estimating products
writing to explain .each video game at an arcade requires 375 tokens. tom has 2,000 tokens . he said he can
4 answers
429 views
A stock solution of 0.0100 M KMnO4
is diluted by taking 15.5 mL of it and diluting it to 100.0 mL. From this diluted solution,
2 answers
1,085 views
How can a liquid, soda, contain a gas, carbon dioxide?
1 answer
353 views
I have 20 pieces of sod that are 1ft X 2ft and 20 pieces of sod that are 1ft X 3ft. How large a square in my garden can I put
2 answers
931 views
calculate the volume of a 0.02M mno4- solution that is required to react completely with 10.0ml of 0.1M c2o4-2
4 answers
765 views
Why did the Tokugawa shogunate keep Japan isolated from 1603 until 1853?
3 answers
683 views
lim x--->pi/4 tanx - cotx / x - pi/4
1 answer
385 views
how many mole of air are there ina 125 mL flask if the pressure is 739 torr and the temperature is 18 degrees celsius?
3 answers
705 views
i have writers block. how can i start my report describing joint stock, limited liability, partnership, and sole proprietorship
3 answers
391 views
The largest stone jar on the plain of jars in laos has a mass of 6.0 x 10^3 Kg. Express this mass in miligrams.
1 answer
404 views
I was talking with someone about setting up an account and getting help with an assignment
1 answer
320 views
can someone please respond
4 answers
508 views
Of the following products, which has the most prime factors?
a)1*121 B)11*15 C)7*19 D)6*35
1 answer
301 views
r=-.96 between cravings for pizza and ability to concentrate on studying
4 answers
2,112 views
Te banas o te duchas regularmente?
1 answer
327 views
in human relations imagined risks are
1 answer
379 views
witch one of the folowing clue words indicates choronological order?
2 answers
505 views
Write an inequality of the form x > c or x < c to represent the amount of trash cleaned up per mile of coast worldwide compared
2 answers
468 views
Sam Sounds received a $290 discount loan to purchase a stereo. The loan was offered at 16% for 90 days. Find the interest in
4 answers
2,628 views
The area of a tabletop is 48 square feet. The length is 3 times the width. If the dimensions are whole numbers, what is the
2 answers
686 views
the length of a rectangular portrait is 2.5 times the width. the perimeter is 28 feet. what is the length of the portrait
4 answers
1,324 views
Summarize the inheritance of sex-linked traits through meiosis and how it relates to genetics.
1 answer
332 views
7/8 of a pizza that have 12 slices how many left
1 answer
358 views
Hayden had 2 1/2 gallons of water in his watering can. The seed packet said to use 1/4 of a gallon for peppers and 5/8 of a
9 answers
1,934 views
For f(x) = e^cos(x) use your graphing calculator to find the number of zeros for f '(x) on the closed interval [0, 2π].
A 1 B 2
4 answers
1,457 views
what is the difference between enthalpy, heat capacity and specific heat?
1 answer
318 views
What is another equivalent way of writing 5(x-2)? i know that it is Associative Property of Multiplication but i don't
4 answers
353 views
Are these 2 equations the same? 5.6 x 10^9 and 56 x 10^8 when i did it out they were the same but i need someone elses opinion
6 answers
505 views
Suppose the weights of male police are normally distributed and the 6.68% are under 130 lbs. in weight, and 77.45% are
between
2 answers
950 views
a certain brand of powdered milk is advertised as having a net weight of 250 grams. if the net weights of a random sample of 10
6 answers
5,358 views
what are the reactions present in reacting benzocaine with 2-diethylaminoethanol using na+oet- to produce procaine?
1 answer
306 views
A student is studying the fossils of a plant species that lived several million years ago. The fossils of this species are found
10 answers
1,738 views
4 5\6 (mixed) tunes to a fraction greater than one
5 answers
1,229 views
given ABC=PQR m<B=5v+1 and m<Q=6v-7,find m<B and m< Q
a-58 b-42 c-55 d-41
1 answer
342 views
Treat a cell in a human as a sphere of radius 1.0 µm.
(a) Determine the volume of a cell. (b) Estimate the volume of your body.
4 answers
514 views
