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Mike
Questions (1,994)
Ferris wheel has radius of 26m. At what rate is the rider's height increasing, when rider is 25 m from ground.
2 answers
536 views
For half reactions, is the equilibrium sign used?
example: Zn --->Zn^2+ + 2e^- (just arrow) OR Zn <---> Zn^2+ + 2e^- (equilibrium
1 answer
384 views
The red wire on a voltmeter is the cathode and the black is the anode. This would also give a positive reading on the voltmeter.
0 answers
729 views
If a widget's reliability is represented by an exponential distribution with beta = 75 (weeks). What is the 50% life expectancy
0 answers
460 views
Need some direction.. where do I start?
Vinegar is a 5% (mass/mass) solution of acetic acid in water. If vinegar has a density of
1 answer
548 views
well, I am doing direct material budget, and already have my production budget. for example for the quarter, for January I get
0 answers
493 views
Use the following equation:
CO(g) + 2H2 (g)= CH3OH(g) delta H = -21.7 kcal Which direction will the reaction proceed after some
1 answer
1,048 views
An increase in temperature will create what type of shift in the following equation: 2SO3 = 2SO2+ O2 delta H = +197 kJ/mol?
Would
1 answer
455 views
There is a test with 10 questions. Each question has a choice of three answers, but only one answer is correct. How many ways
1 answer
603 views
a red car and a green car move toward each other in adjacent lanes and parallel to an x axis. At time t = 0, the red car is at
1 answer
2,125 views
Planned, premeditated killings of family members whose behavior is judged to have brought shame or dishonor to the family are
2 answers
616 views
If Benjamin drove at a constant rate, how many milesper hour did he drive?
0 answers
346 views
Is sin function continuous?
1 answer
447 views
A spherical balloon is inflated at a rate of 10 cm^3/min. How fast does the radius change when the radius is 20 cm?
Need help
1 answer
1,127 views
Sand falls from a hopper into a conical pile with radius equal to half its height. The sand is poured at a rate of 3 m^3 each
0 answers
666 views
What is the pH of the resulting solution when 0.20 mole of NaF and 0.05 mole HCl are
added to 100 mL water? The Ka for HF is
1 answer
478 views
You have inserted an image within a paragraph of text in a Word 2007 document. You want the edges of the image to fade into the
1 answer
557 views
A tetrahedral site in a close-packed lattice is formed by four spheres at the corners of a regular tetrahedron. This is
2 answers
1,047 views
A tetrahedral site in a close-packed lattice is formed by four spheres at the corners of a regular tetrahedron. This is
1 answer
1,129 views
A small block with mass 0.308 kg is sliding down a frictionless ramp that is inclined at an angle of 53.1° above the
2 answers
2,927 views
A small block is released from rest at the top of a frictionless incline. The distance from the top of the incline to the
2 answers
1,383 views
I'm trying to find out how regular cells are similar to cancer cells? I have read the chapter 2 times already and the only thing
1 answer
616 views
Is the gene for sickle cell anemia more likely to be dominant or recessive?
2 answers
545 views
The reaction of sodium hydrogen carbonate (baking soda), NaHCO3 and vinegar is a safe and effective method of opening a clogged
1 answer
1,603 views
If I were doing an evaluation of an existing after-school program where involvement was voluntary, would I do a
1 answer
588 views
A 5.00kg stone and a 50.0kg stone are released from rest at the same height above the ground. There is no appreciable air drag.
W
1 answer
512 views
At a total atmospheric pressure of 1.00 atm, the partial pressure of CO2 in air is approximately 4.0×10−4 atm.
If at 20 ∘C
3 answers
2,089 views
What is the osmolarity of a typical oral rehydration solution (ORS) for infants that contains 95mEq/LNa+ , 25mEq/LK+ ,
1 answer
650 views
A pickling solution is prepared by dissolving 250g of NaCl in 4.0L of water.
Calculate the osmolarity of the solution.
1 answer
861 views
Ringer's solution, used in the treatment of burns and wounds, is prepared by dissolving 8.6 g of NaCl, 0.30 g of KCl, and 0.33 g
1 answer
2,131 views
A hollow sphere has a mass of 15 kg, an inner radius of 12 cm and an outer radius of 18 cm. What is the rotational inertia
1 answer
1,315 views
A hollow sphere has a mass of 15 kg, an inner radius of 12 cm and an outer radius of 18 cm. What is the rotational inertia
0 answers
579 views
While playing in a soccer match, Kevin ran from his end of the field to the opposing end and back 33 times. The field is 330
2 answers
588 views
The ratio of boys to girls at a day care center is 5 to 4. Which of following cannot be the total number of children at the
6 answers
835 views
According to Leon Kass, the drive to legalize euthanasia can be largely attributed to what?
the rise in a largely technical
1 answer
507 views
What mass of pure silver would you obtain from 85.0 g of AgNO3?
I got 53.55 g is that correct?
1 answer
425 views
If 35.0 mL of 0.210 M HCl reacts with excess Mg, how many mL of hydrogen gas are produced at STP?
Mg(s) + 2HCl(aq) → MgCl2(aq)
1 answer
1,004 views
If 35.0 mL of 0.210 M HCl reacts with excess Mg, how many mL of hydrogen gas are produced at STP?
Mg(s) + 2HCl(aq) → MgCl2(aq)
1 answer
556 views
If 35.0 mL of 0.210 M HCl reacts with excess Mg, how many mL of hydrogen gas are produced at STP?
Mg(s) + 2HCl(aq) → MgCl2(aq)
1 answer
712 views
Evaluate these algebraic expressions;
A) x + 6 when x = 2 and x = 5 B) 4x when x = 4 and x = 7
1 answer
504 views
In addition to Carbon and Hydrogen, which elements must be available to form a DNA nucleotide monomer?
1 answer
423 views
An interacting system of two objects has no external force acting on the system. The first has a mass of 2.00kg and is moving
1 answer
2,206 views
Use the simplex meth to solve the linear programming problem
Maximize z = 8x1 + 2x2 Subject to: 4x1 + 3x2 < 11 X1 + 4x2 < 7 With
3 answers
1,795 views
Find the payment necessary to amortize a 8% loan of $1700 compounded quarterly, with 11 quarterly payments?
1 answer
1,108 views
a 10.0m long bar is attached by a frictionless hing to a wall and held horizontally by a rope that makes an angle of 53 deg with
4 answers
3,307 views
2. Given the cumulative distribution function (cdf)
F(x)=(0 x<4 (x-4)/4 4 <= x <8 1 x >=8 2.1 Using the cdf, compute P(5<X<6).
0 answers
577 views
A block of mass m is pushed along a horizontal table by a force F= 70 N at an angle 55 degrees with the horizontal. The
0 answers
407 views
A block of mass m is pushed along a horizontal table by a force f=70 N at an angle 55 degrees with the horizontal. Yhe
0 answers
738 views
The Basketball Birthday Batter Package at a
Minor league ballpark costs $192. The Package includes tickets, drinks, and cake for
1 answer
451 views
I need three points of types of classism in Great Expectations by charles dickens
I have already have two points of social status
5 answers
691 views
A tennis player can serve the ball of mas 57g at an initial horizontal speed of 55ms^-1 the ball remains in contact with the
2 answers
910 views
Sand is being dropped at the rate 10 metercube/min onto a conical pile. If the height of the pile is always twice the base
1 answer
811 views
What is the final temperature, in oC, after a 27.0 g piece of ice, at 0oC, is placed in a styrofoam cup with 120 g of water
1 answer
617 views
A small island is 2 km off shore in a large lake .A woman on the island can row her boat 10 km/hr and can run at a speed of 20
2 answers
2,498 views
An automobile traveling at the rate of 30 ft/sec is approaching an intersection. When the automobile is 120 ft. from the
3 answers
4,835 views
A small island is 2 km off shore in a large lake .A woman on the island can row her boat 10 km/hr and can run at a speed of 20
1 answer
718 views
Which of the following would NOT likely have occurred without the evolution of photosynthetic organisms?
A. Life would be much
0 answers
549 views
A kayaker needs to paddle north across a 85 m wide harbor. The tide is going out, creating a tidal current that flows to the
1 answer
1,395 views
A cannon fires a shell straight upward; 2.1 s after it is launched, the shell is moving upward with a speed of 20 m/s. Assuming
1 answer
2,874 views
A micro-millimeter is defined as one millionth of a millimeter. A length of 17 micro-millimeters may be represented as
A. .00017
1 answer
859 views
. A firm has prospective sales of $50 million, fixed costs of $60 million, and variable costs of $40 million. What does the firm
1 answer
569 views
What is the amplitude, period and phase shift for y = 1/4 cos (3x +7)? Thank you, please show work.
1 answer
786 views
a. Determine the density of a cube of copper with a length of 5.00 cm and a mass of 1,112.50 g.
b. Calculate the number of atoms
1 answer
579 views
Glauber's salt undergoes a phase transition according to the following equation:
Na2SO4*10H2O(s)--> Na2SO4*10H2O(l) ∆H = 74.4
4 answers
643 views
A 38.9 g piece of iron at 84.6oC is placed in a beaker containing 179.7 g of 20.7oC water. What is the final temperature (oC)of
1 answer
371 views
An unknown metal with a mass of 313 g has a heat capacity of 121 J/oC. What is the specific heat of the metal?
1 answer
438 views
Determine the density of methane (CH4) in g/L at 27.8oC and 1.1 atm.
8 answers
664 views
A volume of 0.155 L of a gas at STP weighs 0.412 g. Calculate the molar mass of the gas.
1 answer
1,198 views
How many US gallons of fuel will a tank 66 in three-quarter inch by 132" x 10" whole
3 answers
446 views
Innovation Company is thinking about marketing a new software product. Upfront cost to market and develop the product are $5
1 answer
1,011 views
Could you explain to me why 9/64 is the answer to the following questions:A fair spinner is spun three times. The spinner is
3 answers
968 views
A flush in a five card hand with all cards of the same suit.What is the probability of getting a flush?
1 answer
509 views
A beam tests against a wall, forming a 50 degrees with the floor. Use the function y=9 sec 0 to find the length of the beam to
2 answers
2,169 views
Which is the degree measure of an angle whose tangent is 5.67? Round the answer to the nearest whole number.
3 answers
8,073 views
This is not the best of all possible worlds, because the best of all possible worlds would not contain suffering, and this world
1 answer
474 views
Simply the unknowns variables
5(2-c)=10(2c-4)-6(3c+1) 1.25y-20.5=0.5y-11.5 (3) 7p-3q=23(3)
1 answer
377 views
I'm trying to find out the difference between Masons and Anti-Masons like in the 1830s. But all the info is about brick layers.
1 answer
446 views
How did the Fugitive Slave Act and the Kansas-Nebraska Act further divide the North and South?
What role did the concept of
1 answer
1,220 views
How many bones is in an adult body???
2 answers
981 views
Deana created a computer-assisted slide show. To make the slide show legible, what is one thing she needs to avoid?
A)typing
7 answers
2,936 views
What is the best strategy for organizing an essay to describe events in time sequence?
A)comparison and contrast B)order of
3 answers
1,064 views
What is the purpose of prewriting in the writing process?
A) to help polish your writing B) to find details to complete
5 answers
1,527 views
What is the purpose of a response-to-literature essay?
A) to entertain B) to persuade C) to analyze D) to compare and contrast
1 answer
1,059 views
Having trouble balancing redox equations. Teacher says I should use the method of half reactions and I'm not sure how. Any
3 answers
643 views
63.49 divided by 7
1 answer
365 views
A 150g piece of copper is heated to 100oC. It is then held in the open air for 2 minutes and 31 seconds, and then dropped into a
0 answers
698 views
An aluminum calorimeter has a mass of 60g and an initial temperature of 25oC. What is the final temperature attained when 86.8g
2 answers
534 views
What is the solution of x-(-14)=8
1 answer
364 views
The Mills Lunch Shop prepares fresh take-out entrees each day. On Tuesday, 40 baked chicken dinners were prepared at a cost of
1 answer
468 views
Boris has 10 ounces of a 10% acid solution. How many ounces of 25% acid solution should he add to make a solution that is 20%
3 answers
448 views
Bill drives his car 10 mph faster on the way home from work than he does going to work in rush hour. If it takes him 1 hrs.
1 answer
632 views
A park ranger's team tags 6 wolverines. A month later, they catch 5 wolverines of which 2 have tags. Estimate the number of
3 answers
586 views
which word is correct
I don't want (any,no) cereal for breakfast this morning.
1 answer
464 views
Double Negative
You must not speak to (anyone, no one) about our surprise party plans. the double negetive is no one
1 answer
468 views
Double Negatives
She hasn't said (anything, nothing) about her accident. Is the answer anything
3 answers
576 views
Prepositional phrase
(In the distance,) we saw the top(of the snowcapped peak.)
1 answer
464 views
Prepositional phrases
The study (of geography) teaches us (about the features)(of other lands.) (At one time)Philadelphia was the
1 answer
527 views
prepositional phrase
The huddle(in football) was first used (by a team)(from Georgia Universtiy)(in 1896.)
1 answer
466 views
Help with prepositional phrases
Deposits(of iron ore) exist(near the western end)(of the Great Lakes.) Travelers (of a century
1 answer
466 views
My instructions are to choose the sentence that has the prepositional phrase underlined." part underlined"
1. I didn't want "to
2 answers
644 views
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