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Kyle
Questions and answers by visitors named
Kyle
, page 2
Questions (559)
how to clasify by angles...
x, 60 degress, 61 degrees = so I add 60 to 61 and it equals 121 so does that mean its a obtuse angle?
1 answer
374 views
There is a list of triominoes:
0,5,5... 0,1,1... 1,1,3... you get the picture. There are 10 triangles. How am I suppose find the
1 answer
292 views
If the initial concentration of AB is 0.210 M, and the reaction mixture initially contains no products, what are the
1 answer
835 views
How did colonies with large European populations differ from other colonies?
1 answer
380 views
In order to keep a leaking ship from sinking, it is necessary to pump 11.0 lb of water each second from below deck up a height
4 answers
2,414 views
A 2.2 kg rock is released from rest at the surface of a pond 1.8 m deep. As the rock falls, a constant upward force of 5.0 N is
3 answers
1,125 views
Part A) A 2.2 kg rock is released from rest at the surface of a pond 1.8 m deep. As the rock falls, a constant upward force of
2 answers
1,140 views
would you use centimeter or millimeter for width of your finger
1 answer
316 views
how do I solve;
two parallelograms have the same base length. The height of the first is half the height of the second. What is
3 answers
740 views
how do I solve;
two parallelograms have the same base length. The height of the first is half the height of the second. What is
1 answer
465 views
i need to find the amount of gallons of different water heights on a Horizontal tank with Elliptical Cross-Sections
minor axis
2 answers
520 views
i need to find the amount of gallons of different water heights on a Horizontal tank with Elliptical Cross-Sections
minor axis
1 answer
463 views
During a rescue operation, a 5600-kg helicopter hovers above a fixed point. The helicopter blades send air downward with a speed
2 answers
658 views
Two 72.0-kg hockey players skating at 7.00 m/s collide and stick together. If the angle between their initial directions was 130
3 answers
745 views
You are holding a shopping basket at the grocery store with two 0.69-kg cartons of cereal at the left end of the basket. The
2 answers
703 views
Two 72.0-kg hockey players skating at 7.00 m/s collide and stick together. If the angle between their initial directions was 130
4 answers
9,704 views
You are holding a shopping basket at the grocery store with two 0.69-kg cartons of cereal at the left end of the basket. The
4 answers
3,046 views
Two air-track carts move toward one another on an air track. Cart 1 has a mass of 0.34 kg and a speed of 1.1 m/s . Cart 2 has a
2 answers
1,067 views
Two air-track carts move toward one another on an air track. Cart 1 has a mass of 0.34 kg and a speed of 1.1 m/s . Cart 2 has a
2 answers
1,188 views
A 0.580-kg bucket rests on a scale. Into this bucket you pour sand at the constant rate of 85.0 g/s.
A)If the sand lands in the
3 answers
842 views
In a nuclear reactor, neutrons released by nuclear fission must be slowed down before they can trigger additional reactions in
4 answers
3,603 views
Rank the following solutions in order of decreasing [H3O^+].
.10 M HC2H3C2 .10 M HC6H5O .10 M HF ,10 M HBr I think the correct
4 answers
2,322 views
Determine the pH of each of the following solution.
a solution that is 5.8×10^−2 M in HClO4 and 2.6×10^−2 M in HCl
3 answers
415 views
Amphetamine (C9H13N) is a weak base with a pKb of 4.2.
Calculate the pH of a solution containing an amphetamine concentration of
4 answers
5,431 views
(c22p46) A light ray of wavelength 589 nm is incident at an angle θ on the top surface of a block of polystyrene surrounded by
3 answers
2,800 views
Determine the pH of each of the following solutions.
0.21 M KCHO2 0.19 M CH3NH3I 0.19 M KI I'm not sure how i should set up the
4 answers
11,171 views
Solve an equilibrium problem (using an ICE table) to calculate the pH.
a solution that is 0.205 M in CH3NH2 and 0.110 M in
5 answers
8,771 views
If the same volume (130-mL) of the buffer were 0.265 M in NH3 and 0.400 M in NH4Br, what mass of HCl could be handled before the
4 answers
493 views
If the same volume (130-mL) of the buffer were 0.265 M in NH3 and 0.400 M in NH4Br, what mass of HCl could be handled before the
2 answers
823 views
A fish takes the bait and pulls on the line with a force of 2.6 N. The fishing reel, which has a friction clutch that exerts a
2 answers
862 views
A cylindrical glass is 13cm tall and has a radius of 4cm. What is the volume of the glass in cubic cm? What is the volume of the
3 answers
268 views
A particle of mass m0 is given a kinetic energy equal to one-third its rest-mass energy. How fast must the particle be
2 answers
1,000 views
A reaction has delta H_rxn= -125 kJ and delta S_rxn= 324 J/K.
At what temperature is the change in entropy for the reaction equal
2 answers
507 views
Consider the evaporation of methanol at 25.0 C:
CH3OH(l)--->CH3OH(g) Delta G= 4.3 kJ Find Delta G at 25.0 C under the following
1 answer
821 views
find the percent increase in the population between 1950-2000.
965,000,000 in 1950 2251,000,000 in 2000 I tink it is 2251 / 965 =
2 answers
928 views
Estimate the value of the equilibrium constant at 550 K for each of the following reactions.
1) 2CO(g)+O2(g)--->2CO2(g) 2)
2 answers
1,165 views
Consider the evaporation of methanol at 25.0 C:
CH3OH(l)--->CH3OH(g) Delta G= 4.3 kJ Find Delta G at 25.0 C under the following
3 answers
1,515 views
An electrochemical cell is based on the following two half-reactions:
Ox: Sn(s)--> Sn^2+(aq, 1.70 M)+ 2e Red: ClO2(g, 0.220
2 answers
1,000 views
Unscramble DISTEAMED to get a math word
1 answer
389 views
no idea what to do guys, little help please
11. Answer the next three questions on the basis of the following production
2 answers
567 views
If p is an integer, which of the following must be true about 4p+7?
a) it is odd b) it is even c) it is greater than 7 d) it is
4 answers
722 views
Point P lies in plane M. How many circles are there in plane M that have center P and a circumference of 6ㅠ inches?
a) none b)
1 answer
369 views
How many different positive four-digit integers can be formed if the first digit must be 2, the last digit cannot be 0, and
2 answers
1,053 views
If a pyramid is sliced by a plane parallel to the base of the pyramid and that plane bisects the altitude of the pyramid, what
3 answers
1,236 views
From a window in room 7, one can observe the front door of Phillips Hall, which is about 45 yards away. A turn of the head
4 answers
485 views
Four identical metal spheres, each with radius 6 cm, are melted and reshaped into one big sphere. Fine the radius of the new
3 answers
1,354 views
Smyrna and Marietta are 35 mi apart. A car takes 45 min to go from Exeter to Manchester. The return trip takes 35 min.
a)
3 answers
374 views
Lauren was playing hockey and took a 90 km/hr slap shot at the goal, 10 m away. If the goalie must move her glove 0.50 m to stop
2 answers
702 views
How would I write a thesis statement for a reflective essay on that many things.. im confused
� What character (s) was your
4 answers
861 views
An airplane can reach a takeoff speed of 45 m/s (from rest) in 7.0 seconds. What is the minimum runway length required for a
6 answers
583 views
Annie is walking to school leisurely at a speed of 1.0 m/s for the first half of her trip. She then remembers that her physics
2 answers
1,267 views
A car brakes, changing from 18 m/s to 6.0 m/s in 3.0 seconds. How far did it travel in this time?
1 answer
285 views
A hare is resting behind a rock, when he suddenly sees a tortoise cruising by at a constant 4.0m/s. The hare, literally at rest
2 answers
927 views
Water (2690 ) is heated until it just begins to boil. If the water absorbs 5.29×105 of heat in the process, what was the
3 answers
1,131 views
An unknown substance has a mass of 17.3 . When the substance absorbs 1.557×102 of heat, the temperature of the substance is
3 answers
903 views
f 89 of heat are added to a pure gold coin with a mass of 15 , what is its temperature change? Specific heat capacity of gold is
3 answers
940 views
Suppose that the KMnO4 (aq) were standardized by reaction with As2O3.
As2O3 + MnO4- + H+ +H2O yields H3AsO4 + Mn2+ (not
3 answers
1,666 views
Between which two orbits of the Bohr hydrogen atom must an electron fall to produce light of wavelength 434.2 ?
2 answers
603 views
Between which two orbits of the Bohr hydrogen atom must an electron fall to produce light of wavelength 434.2 ?
1 answer
468 views
How do you solve this?
(3x+2)(3x^2+5x-4)
3 answers
298 views
Not sure how to do any of this. Please help!!!
A sample of the compound prepared in this experiment, weighing .1021g, is
1 answer
600 views
How to factor 15x2+4x-3
1 answer
432 views
Hi everyone, finished all my utexas physics homework, save this last question... I don't quite why I'm not getting the right
1 answer
798 views
Hi everyone, finished all my utexas physics homework, save this last question... I don't quite why I'm not getting the right
2 answers
550 views
Calculate the force of gravity on a spacecraft 19200 km (3 earth radii) above the Earth's surface if its mass is 1600 kg.
I've
1 answer
414 views
Reactants for the following reaction are placed in a 10.0 L flask held at 250 degrees C and at initial partial pressures of 1.00
3 answers
494 views
Why do you think Douglass says of the killing of slave Demby ‘in an instant poor Demby was no more. His mangled body sank out
1 answer
399 views
What is the Greastest injustice of slavery according to douglass?
1 answer
305 views
I am having a hard time starting my paper on Life of Pi by Yann Martel. My thesis is: If Richard Parker is Pi Patel then Pi is
3 answers
877 views
hey its me again...
i think i need to reword my issue. i am having trouble clearing up my thesis. I feel like i have the idea but
3 answers
1,094 views
The problem is my thesis statement. That is the step I am stuck on.
2 answers
1,024 views
I am stuck...
find the real solutions of the equation x to the 4th power minus 20x squared plus 64 equals 0
2 answers
528 views
when writing an essay is this a good way to do it?:
thesis statement body paragraphs conclusion intro
5 answers
514 views
can feelings be personified or is it more a projection?
i am writing an essay on Life of Pi and i would like to say that Richard
3 answers
776 views
write the correct formula for the compound listed below:
1. Silver Oxide my answer: AgIIO correct?
4 answers
612 views
the problem is 7/10 x 30 = how do you convert and get the answer
3 answers
295 views
The velocity of a diver just before hitting the water is -8.4 m/s, where the minus sign indicates that her motion is directly
1 answer
943 views
What is the value of 3/14 rounded to the nearest fourth?
3 answers
444 views
A 200N sign hangs and makes a 15.5 angle with the horizontal. What is the Tension in each rope?
1 answer
349 views
A 55 kg skier is going down a slope with an angle of 47 degrees. Mk= 0.15. How fast is he going after 6 seconds?
1 answer
900 views
A 0.400 gram sample of white powder contains 0.141 of potassium, 0.115 grams of sulfur, and 0.144 grams of oxygen. what is the
4 answers
1,382 views
Can someone explain to me what happens when you take a slap shot in hockey according to conservation of energy? I think that
1 answer
960 views
How many milliliters of a 2.5 hydrochloric acid solution would be needed to react completely with 32.0 grams of magnesium metal
2 answers
695 views
An ant walks on a piece of graph paper straight along the x axis a distance of 10.0 cm in 2.00 s. It then turns left 30.0
2 answers
992 views
An ant walks on a piece of graph paper straight along the x axis a distance of 10.0 cm in 2.00 s. It then turns left 30.0
5 answers
1,419 views
A 400.0-m-wide river flows from west to east at 30.0 m/min. Your boat moves at 100.0 m/min relative to the water no matter which
1 answer
974 views
A 400.0-m-wide river flows from west to east at 30.0 m/min. Your boat moves at 100.0 m/min relative to the water no matter which
3 answers
2,484 views
What mass (in grams)of KNO3 would have to be decomposed to produce 29 L of oxygen measured at STP?
3 answers
820 views
You are given 73 mL of CO2 at 0.69 atm. What volume (in mL) would the CO2 occupy at 0.67 atm if the temperature is maintained at
1 answer
281 views
A baseball is hit with a speed of 27.0 m/s at an angle of 42.0 deg. It lands on the flat roof of a 10.0 m-tall nearby building.
I
3 answers
3,175 views
In the latest Indian Jones film, Indy is supposed to throw a grenade from his car, which is going 43.8 m/s, to his enemy's car,
6 answers
2,337 views
<b>For no apparent reason, a poodle is running at a constant speed of 5.80 m/s in a circle with radius 2.3 m.
For t_delta = 0.5 s
9 answers
2,158 views
Two employees are painting wall. A takes twice as long as B to paint the same area. During a typical 8-hour day, A works the
4 answers
1,117 views
<b>A ball is thrown straight up in the air and passes a window 0.30s after being released. It takes 1.5s to go from the window
4 answers
2,991 views
<b>A contractor requires a cement mix that is 70% sand and 30% cement.
He has 700 kg of a cement mix that is 80% sand and 20%
3 answers
1,139 views
The school play sold 498 tickets. Students paid $3.50 each, while non-students paid $5.50 each. If a total of $2121.00 was
1 answer
457 views
A helicopter is lifting off from the ground and is moving vertically upward. The graph shows its vertical velocity vy versus
4 answers
1,920 views
Suppose that a NASCAR race car is moving to the right with a constant velocity of +92 m/s. What is the average acceleration of
3 answers
2,196 views
Is fish considered a livestock in Texas?
3 answers
337 views
A skateboarder shoots off a ramp with a velocity of 6.8 m/s, directed at an angle of 54° above the horizontal. The end of the
2 answers
933 views
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