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mike
Questions and answers by
mike
, page 8
Questions (1,026)
If 0.208g of an unknown salt of oxalate ion requires 25mL of 0.02 M MnO4^- solution, calculate the molar mass and write the
1 answer
477 views
find second derivative of 30x+27.
1 answer
292 views
1 A passenger in a moving car and a passerby standing at the road side see each other as moving in the opposite direction. Which
2 answers
481 views
1 _____is defined as one-half of the distance between the nuclei of two adjacent metal atoms in the close packed crystal lattice
20 answers
2,123 views
(sec6x+sin2x)/(sin6x-sin2x)=tan4xcot2x
2 answers
513 views
what is the greatest product you can make by multiplying a 3 digit number by a 1 digit number? What were your factors?
1 answer
351 views
what is the value of y when x=-3 in the equation y=-x+9?
5 answers
257 views
the bubba corp. had net income before taxes of $200.000 and sales of $200.000. if it is in the 50% tax bracket ifs after tax
4 answers
1,495 views
How do I campara the fraction 7/8 and 8/9
3 answers
305 views
Translate the phrase into a mathematical expression and then simplify. Five time a number decreased by twice the same number
This
4 answers
601 views
find the area of a triangle with the base 1 1/4 and height 4/9 ( Hint the area of a traingle is equals half the product of its
3 answers
905 views
A Basic Car Rental charges a daily rate of $29 plus $.20 per mile. Suppose that you rent a car for a day and your bill (before
3 answers
1,021 views
solve equation for exact solution if possible leave answer in degree
sinx/2=square root of 2- sinx/2
1 answer
332 views
if a solution contains 255mL of ethanol and 375 mL ofwater, what is the percent of ethanol in the soution
4 answers
2,470 views
how did the Cuban revolution affect the Caribbean?
1 answer
363 views
The two longest rivers in the world are the Nile and the Amazon. Together, they are 8145 miles, with the Amazon being 145 miles
3 answers
1,204 views
Which equation does not represent y as a function of x?
A. -7y = 2 B. 6x = -8y C. 5y^2 + 2x = -4 D. 4x^2 + 9y = -8
2 answers
884 views
does it take more pressure to push water up a vertical pipe than the same pipe on a 45 degree incline
1 answer
282 views
m<-2 A)-1 9/10
B)0 C)-2 1/3
1 answer
222 views
Fungi are classified into how many groups?
1 answer
398 views
Dawn Lingua bought three yards of cloth to make some curtains. The cloth was on sale for $2.25 per yard. How much did Dawn pay
3 answers
683 views
which is true consdering torque and angular momentum:
1. spinnng figure skaters tuck their arms in to stop. 2. a high diver can
1 answer
307 views
sam bought 1 of 250 tickets selling for $2 in a game with a grand prize of 400 dollars. Was $2 a fair price to pay for a ticket
1 answer
417 views
A sailboat starts from rest and accelerates at a rate of 0.12 m/s2 over a distance of 280 m.
(a) Find the magnitude of the boat's
3 answers
925 views
If sold inventory had cost 1500 for 2750 on a account under terms 2y10, ny45
1 answer
283 views
A 0.2 ml dose of a drug is injected into a patient steadily for 0.75 seconds. At the end of this time, the quantity,Q, of the
1 answer
949 views
A gray kangaroo can bound across a flat stretch of ground with each jump carrying it 9.3 m from the takeoff point. If the
2 answers
764 views
A fixed amount 15000 is invested in a tax-sheltered account at an annual rate of percent, compounded continuously. Let represent
1 answer
363 views
f(x)= 4x+3 what is f(x+h) - f(x) divided by h
3 answers
886 views
f(x)=xx-x+4 what is f(x+h) - f(x) divided by h
1 answer
263 views
what distance can a car traveling at 60 mph safely turn 180 degrees with totally stopping?
1 answer
294 views
a 100 kg block being released from rest over a pulley from a height of 1.0 m. It takes 0.98 s to reach the floor. What is the
2 answers
924 views
when i am playing basketball i can't seem to get the basketball into the hoop, so how do i shoot a baksetball?
4 answers
373 views
A ditch d = 3.00 m wide crosses a trail bike path (Fig 3.35). An upward incline of è = 18° has been built up on the approach
1 answer
433 views
A canoeist can paddle 12 km upstream and 12 km back downstream in the same amount of time as she can paddle 25 km in still
3 answers
1,670 views
A person can jump a horizontal distance of 3.10 m on Earth, where the free-fall acceleration, g = 9.81 m/s2.
(a) How far could
1 answer
899 views
A ball rolls off the edge of a balcony at 10 m/s. what is the speed after 1s in the air?
3 answers
1,067 views
A delivery truck travels 19 blocks north, 14 blocks west and 15 blocks south. What is its final displacement from the origin?
3 answers
900 views
calculate the mass of sodium hydroxide needed to prepare 100 ml of a .10 m solution
1 answer
484 views
calculate the mass of sodium hydroxide needed to prepare 100 ml of a .10 m solution
1 answer
829 views
Two forces act on a 4.00-kg object in a manner that the object has an
acceleration 3.00 m/s2 in a direction 20.0° north of east.
4 answers
3,339 views
An elevator weighing 10 000N is supported by a steel cable. Determine the tension in the cable when the elevator is accelerated
4 answers
2,206 views
Show that the height, h, of the A-frame is equal to the expression 5sinc(1+2cosc). Im not sure what to do.
3 answers
1,334 views
A 5.57-kg object passes through the origin at time t = 0 such that its x component of velocity is 5.25 m/s and its y component
1 answer
845 views
calculate the change in pH when 9.00ml of 0.100M HCl(aq) is added to 100.0mL of a buffer solution that is 0.100M in NH3(aq) and
4 answers
11,110 views
(Use the fact that the kinetic energy of a particle of mass "m" moving at speed "v" is (1/2)m(v^2). Slice objects into pieces in
1 answer
461 views
(Use the fact that the kinetic energy of a particle of mass "m" moving at a speed "v" is (1/2)m(v^2). Slice object into pieces
1 answer
476 views
the region bounded by the quarter circle (x^2) + (y^2) =1. Find the volume of the following solid.
The solid whose base is the
2 answers
718 views
2. The broadest type of search, which looks for your terms anywhere, is a/an _______ search.
A. subject B. title C. author D.
16 answers
6,377 views
how many gramss of HCl to dassolve 2,5 g
Fe in a lock and how much H_2 would be produced Fe(s)+2HCl(aq)-FeCl_2(aq)+H_2(g)
1 answer
319 views
A 2130-kg space station orbits Earth at an altitude of 455 km. Find the magnitude of the force with which the space station
1 answer
1,216 views
what does the word docile mean
1 answer
463 views
number sense- What two simpler problems can you use to find 9 x 38?
2 answers
553 views
which of the following has the highest internal energy , Lake Michigan in the winter at 0 degress celcius or a lighted match at
1 answer
329 views
A mass m = 0.5 kg is hung from a pulley with moment of inertia I = 0.20kg⋅m2 and radius R = 10cm. There is friction in the
2 answers
986 views
Find the values of a,b, and c if the parabola y=a(x^2)+bx+c is tangent to the line y=-2x+3 at (2,-1) and has a critical point
3 answers
561 views
The fictitious compound, arrhenium fluoride (AhF), reacts with itself to form a dimer with the formula Ah2F2. The reaction is
1 answer
449 views
A 14.0-kg chair is at rest on a flat floor. The coefficient of static friction between
the chair and the floor is 0.450. A person
2 answers
878 views
A 14.0-kg chair is at rest on a flat floor. The coefficient of static friction between
the chair and the floor is 0.450. A person
3 answers
471 views
An airplane flew 1500 miles in 2.5 hours. How many kilometers is this per hour
5 answers
1,496 views
A latex balloon, wall thickness 3.091 x 10-4 m, contains helium at a concentration of 0.53 kg m-3. Under these conditions the
3 answers
432 views
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature.
4 answers
970 views
A 100 g sample of a liquid with a specific heat
of 2 J/g · C absorbs 4000 J of heat energy. If the sample started at 30 ◦ C ,
2 answers
912 views
A 100 g sample of an unknown liquid absorbs
2000 J of heat energy, raising the liquid’s temperature from 50 ◦ C to 70 ◦ C .
7 answers
1,299 views
How many Joules are required to heat 2 g of
silver from 50 ◦ C to 70 ◦ C?
2 answers
490 views
what expression represents the quotient of (n+3) and 5
2 answers
724 views
A tree casts a shadow 7.5 ft. long at the same time that a woman 5 ft. tall casts a shadow 3 ft. long. How tall is the tree?
2 answers
1,318 views
(a) The solubility of bismuth iodide in water is 9.091 x 10-3 M. Calculate the value of the solubility product. The dissolution
4 answers
476 views
0= -4.9t^2+24t+3000
solve for t
3 answers
389 views
3-4/5-3/10=? 8-5/12-1/3=?
2 answers
572 views
Find a value c in the interval [0,2] such that f(c)is equal to the average value.
3 answers
1,671 views
If two charges are a distance R apart from eachother and their force is F, what will the force be if they are moved apart to a
3 answers
350 views
How long does it take light to travel through a 3.3 mm-thick piece of window glass?
2 answers
707 views
the base of s is a elliptical region with boudary cuvrve 16x^2 +16y^2 =4. cross sections perpandicular to the x axis are
1 answer
399 views
Masses 15 kg and 8 kg are connected by a light string that passes over a friction-less pulley with the 15 kg mass on a table and
2 answers
714 views
if n= 44, what is the value of 75-n+ 6?
1 answer
255 views
an investment of $50,000 was made by a busines club. the investment was split into three parts and lasted for one year.the first
2 answers
1,266 views
what's an example of an appostion in the book Miracle Worker?
1 answer
432 views
sonya spent three eighth of her money and then had $15 left. how much money
did she originally have
6 answers
409 views
When conducting an inferential statistical analysis, and applying a conventional “critical p- value” of .05, the odds of
2 answers
643 views
A potter forms a piece of clay into a right circular cylinder. As she rolls it, the height h of the cylinder increases and the
6 answers
22,720 views
If a pendulum is 30 feet long what is the period of the pendulum in seconds with function l = 0.81t^2
1 answer
461 views
the couple ordered ___ for hors d'oeuvres at the wedding a)pumpkin pie b)cake c)soup d)stuffed mushrooms?
1 answer
929 views
a professor was curious to whether the students in a very large class she was teaching who turned in their first scored
3 answers
928 views
Suppose A is the set of students registered at the University of Calgary, and C is the set of courses currently being offered at
3 answers
392 views
Your store’s average basket (transaction) size for the month of March was $11.50 and you believe the average basket size will
1 answer
366 views
can u give me some example of withdrawal money program using array to store ten information of user.
including the attributes:
1 answer
383 views
there are 9 candidates running for 3 seats....how many different election results are possible
5 answers
1,175 views
a quiz consists of 30 true or false questions. if the student guesses on each question, what is the standard deviation of the
4 answers
1,686 views
If the length of a rectangle is 4 more than 3 times the width, and the perimeter is 32 meters, what are its dimensions?
Please
3 answers
701 views
find the molar solubility of zinc carbonate if its ksp=1.5x10^-10. (at 298K)
2 answers
649 views
solve equation for solutionn over interval [0,360): cot(è)+4csc(è)=5
1 answer
427 views
solve equation for solutionn over interval [0,360): cot(è)+4csc(è)=5
1 answer
383 views
0.2(x+30)-0.03(x-40)=17.4
1 answer
244 views
I have another question for the problem below, so What is the speed of the car just before it lands safely on the other side?
1 answer
398 views
I have another question for the problem below, so What is the speed of the car just before it lands safely on the other side?
1 answer
417 views
I have another question for the problem below, so What is the speed of the car just before it lands safely on the other side?
3 answers
644 views
luke y renato / venir / a tu casa / para escuchar música
nosotros / poder / almorzar / con lori y roberto thad y lorenzo /
5 answers
463 views
An electron in an x-ray machine is accelerated through a potential difference of 1x10^4 V before it hits the target. What is the
3 answers
2,385 views
A box contains 5 blue and 4 red marbles. In how many ways can 4 marbles be drawn
so as to include 2 red marbles?
1 answer
464 views
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