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Michael
Questions and answers by
Michael
, page 2
Questions (1,008)
5 paragraphs on how a city establishes food and water?
1 answer
281 views
Are the commas in the right place, thanks!!!
At the end of construction, in 1959, the Seaway had seven locks and a depth of at
4 answers
464 views
Are my commas in the correct place?
An island, Goat Island, in New York separates the two falls.
1 answer
427 views
How many degrees in a hexagon?
2 answers
560 views
15.67 divided by 1.6 round to the nearest tenth
my answer: 10
1 answer
292 views
I still don't understand how many degrees are in a hexagon. Any help would be great!
1 answer
348 views
Thank you for the web-site! It makes sense now!
1 answer
362 views
Could someone explain how to figure out this problem?
If I make 5 out of every 18 shots I shoot, how many should I make if I
3 answers
676 views
If I make 5 out of every 18 shots I shoot, how many should I make if I shoot 100 shots?
I get 27, is that correct?
2 answers
813 views
In a mayor's race of three candidates, Isaac received 4,000 votes, Benoit received 6,000 votes, and Rene received 1/3 of the
1 answer
428 views
compute 11,111 squared
I tried this on the calculator but not sure of the answer
1 answer
274 views
The sum of two positive integers is 60 and their positive difference is 26. What is the positive difference between the squares
3 answers
976 views
A drawer contains 2 brown and 3 gray socks. THe socks are taken out of the drawer one at a time. WHat is the probability that
4 answers
1,832 views
In a mayor's race of three candidates, Isaac received 4,000 votes, Benoit received 6000 votes and Rene received 1/3 of the
3 answers
580 views
It takes 125 identical wooden cubes to fill a cubical box. How many of these cubes does it take to cover the bottom of the box?
C
2 answers
789 views
In a science class of 16 students, 11 are on the basketball team, and 7 are on the track team. What is the least number of
2 answers
651 views
How many different integers can be expressed as the sum of three different numbers in the set (1,2,3,4,5,6,7)?
Can anyone explain
2 answers
486 views
Thanks Reiny!
3 answers
265 views
A baseball pitcher throws a ball with a maximum speed of 150. km/h.
If the ball is thrown horizontally, how far does it fall
1 answer
426 views
I need help on this question. What is the smallest positive integer n such that 2n is a perfect square and 3n is a perfect cube?
4 answers
720 views
Enzyme X is immobilized to a support and is used to separate substrate Y from a mixture of other compounds. In a separate
1 answer
439 views
Compare and contrast Ion-exchange Chromatography and Immobilized-metal Affinity Chromatography by considering the following:
1 answer
476 views
A mixture of proteins is analyzed by Western blotting. Two proteins with molecular weights of 45,000 Da and 75,000 Da are
1 answer
435 views
Two proteins are separated by capillary electrophoresis. The two proteins have the following physical characteristics:
Protein A:
3 answers
496 views
Considering size-exclusion chromatography, ion-exchange chromatography, reversed-phase liquid chromatography, and capillary
2 answers
583 views
How do you factor a quartic equation such as 4x^3-24x^2-x+6. Could you break it down step by step? thank you.
3 answers
353 views
Calculate what mass of carbon disulfide molecules contains the same number of sulfur atoms as 100.0 g of sodium sulfate.
2 answers
554 views
An electric heater draws a a current of 10A from a 220 V supply .What is the cost of using the heater for 5 hours everyday for
2 answers
633 views
what is the basic way to study this topic??i mean trigonometery......it's kinda difficult
1 answer
285 views
Which of the following choices is a solution for:
(-3-i)x1 + (1-2i)x2 = 0 (-7-9i)x1 + (7-4i)x2 = 0 for any value of the variable
3 answers
360 views
I previously posted this question under the wrong topic.
Which of the following choices is a solution for: (-3-i)x1 + (1-2i)x2 =
4 answers
483 views
A shell is fired from the ground with an initial speed of 1.61 multiplied by 103 m/s at an initial angle of 39° to the
2 answers
614 views
convert 8m squared to mm squared
I got 8000000 mm squared Is this right? thanks
1 answer
304 views
convert 12 ft squared to inches squared
I got 1728 in. squared Am I right? thank-you!
3 answers
397 views
what is the lcm of 8,62,160
1 answer
281 views
What is the magnitude of the charge on two identical spheres that exert a force of 0.300 N when 75.0 apart?
2 answers
776 views
is 4m >, < or = to 400dm?
1 answer
343 views
is 10L >,< or = to 1,000ml?
5 answers
217 views
What types of material would be a good choice to shield a sensitive electronic device from stray electric fields?
1 answer
341 views
If Angel plants the same number of pepper plant in each of 5 rows, he will have none left over. If he plants one in the first
2 answers
637 views
Western companies often impose western culture on the country in which the business is launched. Locate an article that contains
1 answer
530 views
In the homestead act - Who is entitled to secure a grant of land from the Federal Government? Can women secure such a grant in
2 answers
564 views
A mobile postive point charge is located between two parallel charged plates of charge densitys +o (top plate) and -o (bottom
1 answer
426 views
A mobile postive point charge is located between two parallel charged plates of charge densitys +o (top plate) and -o (bottom
4 answers
613 views
What is the integral of sin(x)*tan^2(x)? thanks
4 answers
391 views
What is the laplace transform of:
f(t) = 0, 0<t<2 t, 2<t thanks!
1 answer
447 views
This was one of my few questions that i was struggling with.
A) Describe the growth of North American slavery from 1619 to 1789.
2 answers
793 views
x+7 less than -4 or x+7 greater than 2
Solve the compound inequality
1 answer
390 views
Find the exact value of cos7(pi)/12 using sum and/or difference identities.
3 answers
578 views
Establish the following identity.
1/1-cosx + 1/1+cosx = 2csc(squared)x
1 answer
330 views
With reference to the concept of Monomyth, what is the treatment of the hero’s ’separation’ and ‘initiation’ in A
1 answer
398 views
A lighthouse BC of unknown height stands on the edge of a cliff AB. From a point O, 2500 ft from the base of the cliff, an
2 answers
515 views
what is the y-particular of:
y"-2y'+2y=(e^t)(sin(t))
1 answer
313 views
Establish the following identity.
1/1-cosx + 1/1+cosx = 2csc(squared)x
1 answer
484 views
Reading Foods is interested in calculating its weighted average cost of capital (WACC). The company’s CFO has collected the
3 answers
1,177 views
Reading Foods is interested in calculating its weighted average cost of capital (WACC). The company’s CFO has collected the
1 answer
691 views
Reading Foods is interested in calculating its weighted average cost of capital (WACC). The company’s CFO has collected the
1 answer
1,202 views
How many 4-digit license plates can be made by using the digits 0, 2, 4, 6, and 8 if repetitions are allowed? if
repetitions are
2 answers
548 views
what amount of ammonium chloride do I need to make a 100 micromolar solution?
1 answer
338 views
1. Chlorobenzene, C6H5Cl, is used in the production of chemicals such as aspirin
and dyes. One way that chlorobenzene is prepared
4 answers
6,076 views
A cellular offers a contract for which the cost C, in dollars, of t minutes of telephoning is given by C=0.25 (t-600) + 41.95,
1 answer
424 views
One canned juice drink is 25 percent orange juice; another is 10 percent orange juice How many liters of each should be mixed
2 answers
635 views
Two objects attract each other gravitationally with a force of 2.1×10−10 when they are 0.21 apart. Their total mass is 4.00 .
3 answers
553 views
Four 9.0kg- spheres are located at the corners of a square of side 0.60m .
Calculate the magnitude of the gravitational force
2 answers
585 views
A projectile is shot straight up from the earth's surface at a speed of 1.20×104 KM/HR.
How high does it go?
6 answers
3,825 views
If you ordered two pizzas for dinner Friday. Dad ate 3/4 of one pizza, Jenny ate 1/8 of a pizza, Danny ate 1/4 of a pizza, and
5 answers
446 views
What is the theoretical probability of a computer choosing a 2 digit number between 1 and 100 whose ones digit is greater than
1 answer
482 views
As a bowling ball of radius 14.9 cm rolls down the alley to the right, a frictional force of magnitude 1.43 N, directed to the
1 answer
452 views
A horizontal board weighing 227.0 N is supported at points A and B in the figure below. The plank serves as a platform for a
2 answers
852 views
A horizontal board weighing 227.0 N is supported at points A and B. The plank is 3.8 m in length, and points A and B are
1 answer
781 views
A car weighing 1.07 x 10^4 N is at rest on a 32.5° incline. Each wheel bears an equal part of the car's weight. Thus the axles
1 answer
512 views
What do these factor out too??
(3w^2+w)(-6w-2) (3y^2+y)(6y+2) (6y^2+2y)(-3y-1)
1 answer
328 views
What do these factor out too??
(3w^2+w)(-6w-2) (3y^2+y)(6y+2) (6y^2+2y)(-3y-1)
1 answer
329 views
How to answer the question:
Est-ce que vous amis vous ont telephone?
1 answer
455 views
Factor the GCF from each term in the expression. Can you please show me the steps on how you reached your answer? Thank you!!
8m^
2 answers
628 views
Suppose 49.6 mL of 0.242 M CoCl2 solution is added to 23.8 mL of 0.361 M NiCl2 solution. Calculate the concentration, in moles
3 answers
486 views
A sinusoid (sine curve) rises from a minimum value of y=-8 at x=0 to a maximum value of y=40 at x=50. Write a sine function for
2 answers
579 views
TA and TB are two cables helping to brace a 500 ft radio tower, FT. If the angles which the cables make with the horizontal are
2 answers
497 views
What does it mean to say that a solution is saturated with a solute? (Select all that apply.)
a) A solute that is at equilibrium
4 answers
2,964 views
How do find the lateral area of a triangular prism?
2 answers
723 views
The vectors u, v are given by u = 3i + 5j, v = i - 2j. Find scalars a, b such that a(u + v) = 8i + (b - 2)j
1 answer
661 views
The vectors u, v are given by u = 3i + 5j, v = i - 2j. Find scalars a, b such that a(u + v) = 8i + (b - 2)j
2 answers
689 views
Two natural gas storage tanks, with volumes
of 1.5 x 104 and 2.2 x 104L, are at the same temperature. The tanks are connected by
2 answers
572 views
How do you find the surface area of a rectangular prism?
3 answers
461 views
What is the pH of a 2.62 x 10^-1 HCN solution? The pKa for HCN = 9.212
I don't know whether to use the Henderson Hasselbalch
2 answers
524 views
I have no idea what to do here....
What is the pH for the solution made from 11.10 mL of 0.2780 M NaOH solution mixed with 70.20
1 answer
705 views
1. 4sin^2x=3tan^2x-1
2. 8cos^2x-4cos^4x=3 3. 3secx-cosx=2
4 answers
3,544 views
Calculate the mass defect and the binding energy/nucleon of the nuclide 9/4 Be which has a mass of 9.012 182 24 amu. The mass of
2 answers
876 views
Calculate the mass defect and the binding energy/nucleon of the nuclide 9/4 Be which has a mass of 9.012 182 24 amu. The mass of
4 answers
708 views
How are women some how privileged over men in social contexts?
4 answers
897 views
what answer in 11/13 + 8/13 In perform the indicated operations
1 answer
465 views
Who is Ferdinand Magellan
4 answers
1,001 views
how many e. coli could you line up, end to end, in one mm, assuming the E. Coli is 2 micrometers long?
4 answers
381 views
If AD = 20 and AC = 3x + 4, find the value of x. Then find AC and DC
5 answers
2,254 views
Matching: Predation, Competition.
Red tailed hawks and black racer snakes prey on the same species of rodents in the same
2 answers
596 views
Matching: Predation, Competition.
Red tailed hawks and black racer snakes prey on the same species of rodents in the same
3 answers
1,004 views
A 46.2-mL, 0.568 M calcium nitrate [Ca(NO3)2] solution is mixed with 80.5 mL of1.396 M calcium nitrate solution. calculate the
5 answers
6,310 views
how would you prepare 60.0 mL of 0.200 M HNO3 from a stock solution of 4.00 M HNO3?
6 answers
4,092 views
A sample of 0.6760 g of an unknown compound containing barium ions (Ba2+) is dissolved in water and treated with an excess of
4 answers
2,977 views
If 30.0 mL of 0.150 M CaC12 is added to 15.0 mL of 0.100 M AgNO3, what is the mass in grams of AgC1 precipitate?
4 answers
2,132 views
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