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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
550 views
For half reactions, is the equilibrium sign used?
example: Zn --->Zn^2+ + 2e^- (just arrow) OR Zn <---> Zn^2+ + 2e^- (equilibrium
1 answer
391 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
744 views
If a widget's reliability is represented by an exponential distribution with beta = 75 (weeks). What is the 50% life expectancy
0 answers
473 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
565 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
505 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
1,060 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
469 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
614 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
2,142 views
Planned, premeditated killings of family members whose behavior is judged to have brought shame or dishonor to the family are
2 answers
623 views
If Benjamin drove at a constant rate, how many milesper hour did he drive?
0 answers
356 views
Is sin function continuous?
1 answer
460 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
1,140 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
682 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
486 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
570 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
1,058 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
1,147 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
2,942 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
1,397 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
627 views
Is the gene for sickle cell anemia more likely to be dominant or recessive?
2 answers
558 views
The reaction of sodium hydrogen carbonate (baking soda), NaHCO3 and vinegar is a safe and effective method of opening a clogged
1 answer
1,623 views
If I were doing an evaluation of an existing after-school program where involvement was voluntary, would I do a
1 answer
607 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
521 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
2,103 views
What is the osmolarity of a typical oral rehydration solution (ORS) for infants that contains 95mEq/LNa+ , 25mEq/LK+ ,
1 answer
662 views
A pickling solution is prepared by dissolving 250g of NaCl in 4.0L of water.
Calculate the osmolarity of the solution.
1 answer
874 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
2,140 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
1,331 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
595 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
600 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
851 views
According to Leon Kass, the drive to legalize euthanasia can be largely attributed to what?
the rise in a largely technical
1 answer
521 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
436 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
1,019 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
572 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
727 views
Evaluate these algebraic expressions;
A) x + 6 when x = 2 and x = 5 B) 4x when x = 4 and x = 7
1 answer
519 views
In addition to Carbon and Hydrogen, which elements must be available to form a DNA nucleotide monomer?
1 answer
431 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
2,219 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
1,810 views
Find the payment necessary to amortize a 8% loan of $1700 compounded quarterly, with 11 quarterly payments?
1 answer
1,121 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
3,321 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
588 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
415 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
751 views
The Basketball Birthday Batter Package at a
Minor league ballpark costs $192. The Package includes tickets, drinks, and cake for
1 answer
462 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
702 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
921 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
825 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
626 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
2,513 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
4,854 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
729 views
Which of the following would NOT likely have occurred without the evolution of photosynthetic organisms?
A. Life would be much
0 answers
560 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
1,413 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
2,888 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
870 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
584 views
What is the amplitude, period and phase shift for y = 1/4 cos (3x +7)? Thank you, please show work.
1 answer
803 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
591 views
Glauber's salt undergoes a phase transition according to the following equation:
Na2SO4*10H2O(s)--> Na2SO4*10H2O(l) ∆H = 74.4
4 answers
660 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
382 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
451 views
Determine the density of methane (CH4) in g/L at 27.8oC and 1.1 atm.
8 answers
679 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
1,207 views
How many US gallons of fuel will a tank 66 in three-quarter inch by 132" x 10" whole
3 answers
458 views
Innovation Company is thinking about marketing a new software product. Upfront cost to market and develop the product are $5
1 answer
1,034 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
984 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
518 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
2,182 views
Which is the degree measure of an angle whose tangent is 5.67? Round the answer to the nearest whole number.
3 answers
8,089 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
482 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
387 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
454 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
1,230 views
How many bones is in an adult body???
2 answers
993 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
2,950 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
1,076 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
1,541 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
1,073 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
656 views
63.49 divided by 7
1 answer
375 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
713 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
544 views
What is the solution of x-(-14)=8
1 answer
374 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
479 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
462 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
640 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
599 views
which word is correct
I don't want (any,no) cereal for breakfast this morning.
1 answer
472 views
Double Negative
You must not speak to (anyone, no one) about our surprise party plans. the double negetive is no one
1 answer
476 views
Double Negatives
She hasn't said (anything, nothing) about her accident. Is the answer anything
3 answers
589 views
Prepositional phrase
(In the distance,) we saw the top(of the snowcapped peak.)
1 answer
473 views
Prepositional phrases
The study (of geography) teaches us (about the features)(of other lands.) (At one time)Philadelphia was the
1 answer
533 views
prepositional phrase
The huddle(in football) was first used (by a team)(from Georgia Universtiy)(in 1896.)
1 answer
475 views
Help with prepositional phrases
Deposits(of iron ore) exist(near the western end)(of the Great Lakes.) Travelers (of a century
1 answer
474 views
My instructions are to choose the sentence that has the prepositional phrase underlined." part underlined"
1. I didn't want "to
2 answers
658 views
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