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Tsunayoshi
Questions (36)
Find the equation of the graph of all points such that the difference of their distances from (10,0) and (2,0) is always 1.
1 answer
551 views
1. What is the pressure on the bottom of an aquarium 0.30 m deep filled with water?
2. The plug in a bathtub is 10 cm^3in area
2 answers
1,502 views
Change the following to the standard equation of the ellipse
1. 5x^2 + 3y^2 = 15 2. x^2 + 12y^2 = 16 3. 3y^2 + 4x^2 = 3 And
1 answer
498 views
draw the following parabola:
a. principal axis parallel to x; LR=1; passing through (3,1) and (-5,5); opens to the right. b.
1 answer
536 views
Ammonium nitrate is used in explosives and is produced from the reaction of ammonia and nitric acid. If 15 kg of ammonia give an
1 answer
1,308 views
a.Given the equation: 2CaCO3 + 2SO2 + O2 -> 2CaSO4 + 2CO2 What is the actual yield of CO2 if 7.5 mol of O2 gives a percent yield
1 answer
2,287 views
A student used 3.27g of Zn to react with excess HCl and obtains 6.47g ZnCl2. What is the percent yield?
1 answer
920 views
what is the importance of solid solutions and liquid solutions found at home
0 answers
409 views
Find the coordinates of the midpoint of the hypotenuse of the right triangle whose vertices are A (1,1) B (5,2) C (4,6) and show
5 answers
3,284 views
Show that the following points are collinear:
A (5,2) B (-3,-2) C (9,4)
1 answer
626 views
Consider the burning of LPG (propane C3H8)which produces carbon dioxide (CO2) and water vapor (H2O). The balanced chemical
2 answers
1,125 views
A calorimeter with specific heat of 490x10^2J/kg^1K^1 has a mass of 2.00x10^-1kg that contains 3.00x10^-1kg of liquid water at
0 answers
644 views
A 2.75kg block of copper at 22C dropped into 5.25kg of water at 12.0C. What is the final temperature of the mixture?
Specific
0 answers
616 views
1. A rangers tower is located 44m from a tall tree. From the top of the tower, the angle of elevation to the top of the tree is
4 answers
3,637 views
1. The base of an isosceles triangle is 14 cm in length and the angle opposite the base measures 86 degrees. Find the length of
2 answers
2,945 views
After a snow storm, your driveway of area 50m^2 is covered with a layer of ice 10cm high at a temperature of 0C. You decide to
4 answers
601 views
In a physics experiment, 250g of water is placed in a 50g calorimeter cup made of aluminum when both are at 15C. Steam at 100C
0 answers
662 views
An alloy of mass 225g is heated to 550C. It is quickly placed in 450g of water at 12C. The water is contained in an aluminum
1 answer
688 views
A 100W incandescent lamp of filament area 45 mm^2, emits all its energy by radiation into the surrounding space of room at 22C.
0 answers
514 views
In a physics experiment, 250g of water is placed in a 50g calorimeter cup made of aluminum when both are at 15C. Steam at 100C
0 answers
575 views
A children merry go round in the consist of 300 kg solid horizontal disk of radius 8.5 m. It rotates at a speed of .25
1 answer
622 views
Rain is falling vertically down on a car moving at 11 m/s. Tracks made by the raindrops on the side window of the car are
1 answer
718 views
Rain is falling vertically down on a car moving at 11 m/s. Tracks made by the raindrops on the side window of the car are
0 answers
652 views
A toy slides down an inclined plane which makes an angle of 60 degrees with the horizontal. It starts from rest and achieves a
1 answer
768 views
A boat sails in a direction 60 degrees north of east with a constant acceleration of 1.5 m/s^2, starting from rest. What are its
1 answer
531 views
A resting eagle on a tree top finds a rabbit on the ground at a distance of 50 m from the base of the tree. The eagle applies a
1 answer
439 views
Rain is falling vertically down on a car moving at 11 m/s. Tracks made by the raindrops on the side window of the car are
2 answers
1,175 views
A baseball is projected horizontally from the top of a building with an initial speed of 15 m/s. The ball strikes the ground 25
1 answer
690 views
Give 10 written information in an address book.
1 answer
395 views
A rock is thrown from the ground at a speed of 22 m/s and an angle of 55 degrees above the horizontal. find the velocity and
1 answer
424 views
A rock is thrown from the ground at the speed of 22 m/s and an angle of 55 degrees above the horizontal. Find the velocity and
1 answer
463 views
A player kicks a football from the ground at an angle of 42 degrees above the horizontal with an initial speed of 23m/s.
a. How
7 answers
1,218 views
A rock is thrown from the ground at a speed of 22m/s and an angle of 55 degrees above the horizontal. Find the velocity and
1 answer
472 views
A ship travels north at 6m/s. The wind travels west at 2.5 m/s. In what direction will the pennant of the ship on the masthead
1 answer
482 views
A boat moves north at a uniform velocity of 15 mph relative to the shore from one side of the river to a point directly opposite
3 answers
723 views
A bullet is fired horizontally with a speed of 500 m/s from a height of 1.5 m above the ground toward a target 50m away on the
3 answers
662 views
Answers (9)
I mean is to get the distance of A B C you used distance formula not slope...
How did you get the 8hrs and 3600 sec/hr??
How long will it take to melt the ice?
Can you elaborate more??
^ means???
What is the range?
Thank you....
I don't know the time??
Can you elaborate more?? I don't understand it..
