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Tori

Questions (178)

A person exerts a force of 12.0 N on the end of a door 65.0 cm wide. What is the magnitude of the torque (in newton-meters) if
1. 2 answers
2. 1,112 views
The cable in the center portion of a bridge is supported by five pillars to form a parabola. The center support is 10 ft high,
1. 1 answer
2. 1,231 views
I have to solve these using matrices by hand. Can someone please help me?2x-3y-2z=4 (1/4)x-(2/5)y+(3/4)z=(-1/3) -2x+1.3y-3z=5
1. 3 answers
2. 528 views
I am supposed to solve these conics, can you please help :)I am supposed to name the center and the vertices.1.
1. 1 answer
2. 427 views
A man pulls a 50 kg box with an acceleration of 2m/s^2 across the floor. He applies a 200 N force at an angle of 30 degrees what
1. 0 answers
2. 1,061 views
A car accelerates for 5 seconds at 2.1 m/s^2. If the car initially had a speed of 10 m/s, what is the new speed?
1. 1 answer
2. 1,342 views
Get the number right.*None of the digits repeat. *It is between 20,000 and 77,777 *The digit in the thousands place is 3 times
1. 1 answer
2. 548 views
Calculate the Molecular Weight (MW) of a hydrocarbon as if 0.5813 g of this gas completely fills a 250.0 mL flask at a
1. 3 answers
2. 531 views
I can't find the answer to my crossword puzzle! Here it is:A nation's factories, machines, etc. are it's____________capital. I
1. 1 answer
2. 562 views
ammonium nitrate decomposes to N2O and water at temperatures between 250 C and 300 C. Write a balanced chemical reaction
1. 3 answers
2. 6,169 views
If 15.0 mL of a 1.5M HCl solution at 22.5 degrees C is mixed with 25.0mL of a 1.5M NaOH solution at 21.5 degrees C that is in a
1. 1 answer
2. 719 views
For #s 4-7#4) is Increase 35 by 40% 35 * 1.4 = 49 #5)Increase 125 by 8% 125 * 0.08 = 10 #6) Decrease 8 by 75% 8 * 0.75 = 6 #7)
1. 1 answer
2. 407 views
For #s 4-7#4) is Increase 35 by 40% 35 * 1.4 = 49 #5)Increase 125 by 8% 125 * 0.08 = 10 #6) Decrease 8 by 75% 8 * 0.75 = 6 #7)
1. 0 answers
2. 408 views
Tina has $600 in her bank account when she starts withdrawing $50 a week. What is the slope in this problem?
1. 0 answers
2. 465 views
Given the following equation, how many grams of PbCO3 will dissolve when exactly 1.0 L of 1.00 M H+ is added to 6.00 g of PbCO3?
1. 2 answers
2. 2,521 views
A solution of 1.50g of solute dissolved in 25.0 mL of H2O at 25C has a boiling point of 100.95C. What is the molar mass of the
1. 5 answers
2. 7,506 views
A car is traveling at 120 km/h. How far does it travel in 6 1/3 hours?
1. 1 answer
2. 411 views
How many molecules are in 3.78 moles of carbon dioxide?
1. 2 answers
2. 634 views
a chemical engineer placed 1.520 g of a hydorcarbon in the bomb of a calorimeter. The bomb was immersed in 2.550 L of water and
1. 2 answers
2. 5,384 views
Sulfur dioxide is used to make sulfuric acid. one method of producing it is by roasting mineral sulfides, for example, FeS2(s) +
1. 2 answers
2. 4,445 views
How many kilocalories are released by freezing 4.6 moles of H20?
1. 1 answer
2. 577 views
How many kilocalories are released by freezing 4.6 moles of H20?
1. 1 answer
2. 434 views
During a reaction, you see that the heat (q) given off is 4.6 cal calories. Knowing that you used a mass of 100 g and that the
1. 1 answer
2. 449 views
During a reaction, you see that the heat (q) given off is 4.6 cal calories. Knowing that you used a mass of 100 g and that the
1. 1 answer
2. 428 views
Can youplease help me choose the correct word to use?I don't know (who/whom)I should call to babysit?
1. 3 answers
2. 422 views
Can you please check this for any grammatical errors?Thank you for your help. Having been out of school for 15 years, I seem to
1. 4 answers
2. 1,143 views
determine the first 4 terms of the sequence tn=-n^2+7
1. 1 answer
2. 399 views
In Rights Triangle ABC with C=90 degrees if a=4 and c=2square roots of 7, find SinA
1. 1 answer
2. 410 views
In Rights Triangle ABC with C=90 degrees if a=4 and c=2square roots of 7, find SinA
1. 1 answer
2. 375 views
2 cars leave town at the same time going in two different directions. one travels 44m/h and other at 55m/h. how long will they
1. 1 answer
2. 498 views
14 students in an Algebra class were asked to shake hands with each other. Each student shook hands with each of the other
1. 2 answers
2. 607 views
what is the language in the book strange objects for the journal items?
1. 5 answers
2. 444 views
A hollow cone has height 5 feet and base diameter 4 feet. The vertex of the cone is pointed down so that it can serve as a
1. 3 answers
2. 1,986 views
Consider the illustration, which shows a rotating beam of light located 0.5 mile from a shoreline. The beam rotates at a rate of
1. 5 answers
2. 841 views
A triangle ABC has sides of length AB = 3 inches and AC = 4 inches. Let t denote the angle at vertex A, and let s denote the
1. 1 answer
2. 468 views
find the measures of each side of triangle abc with vertices a(-1,5), b(6,1), c(2,6) and classify the triangle.
1. 4 answers
2. 2,424 views
A rectangle with an area of 32 inches squared has one side measuring 4 inches. A similar rectangle has an area of 288 inches
1. 1 answer
2. 1,286 views
If we changed our speed limit to metric, what would probably replace 10.mi/h? (please round to th enearest 1km/h.)
1. 1 answer
2. 894 views
A quantity of water is poured into a graduated cylinder, which then reads 145ml. what is the mass of the water in kilograms?
1. 0 answers
2. 973 views
Which is traveling faster, a car going 8km/h or one going 55mi/h?
1. 3 answers
2. 449 views
What will be the new pressure when a volume of 21.0 L of a gas at 35.0 degrees celsius and 2.00 atm is compressed to 12.0 L and
1. 1 answer
2. 1,045 views
A gas occupied a volume of 3.50 L at 27 degrees celcius and 400.0 mmHg. What is the new temperature if the pressure changes to
1. 1 answer
2. 495 views
One of the most efficient engines ever built isa coal-fired steam turbine in the Ohio valley, driving an electric generator as
1. 0 answers
2. 656 views
A 53 kg student eats a 200 Calorie doughnut.To “burn it off”, he decides to climb the steps of a tall building. (1 food
1. 0 answers
2. 727 views
A roller-coaster car speeds down a hill past point A where R1 = 9.8 m and then rolls up a hill past point B where R2 = 15.8 m
1. 0 answers
2. 711 views
x+648*192-73/20467(>=)155-678*564+2368This is REALLY hard!!! Please help!!!
1. 2 answers
2. 390 views
Your teacher has a large box containing an equal number of red and blue folders. There are 24 students in your class. The
1. 2 answers
2. 661 views
You have 600 feet of fencing to enclose a rectangular plot that borders on a river. If you do not fence the side along the
1. 3 answers
2. 3,901 views
Identify a rational function whose graph is a horizontal line except for two holes.Graph function.
1. 0 answers
2. 832 views
What does the idiom "Behind the eight ball" mean? Thanks to anyone that could help!
1. 2 answers
2. 411 views
H2O(l) = H2O(g) deltaHvap = + 40.7kJ shows the change in enthalpy when 1mol of liquid water vaporizes into water vapor. This is
1. 1 answer
2. 1,322 views
Describe the process that occurs within the digestive system when you eat and apple.
1. 0 answers
2. 351 views
If 2cos A-1=0 where 0<or = A<2pi then what is A equal to?
1. 2 answers
2. 392 views
Could you please show me how to solve this question.If 2 cos A-1=0, where 0< or = A < 2pi what is A equal to?
1. 0 answers
2. 385 views
I was wondering if someone could check my answer to see if I'm doing this type of tranfomation right. The question is The graph
1. 1 answer
2. 505 views
I have to fix sentences. these are the ones i am stuck on..It was a surprise to both Marys and I to learn that Switzerland
1. 18 answers
2. 1,168 views
draw a cartoon using 5 ballons,2 dogs, 3 ice cream cones,& 4 balls. Color ballons red;color dogs yellow;color cones blue & balls
1. 1 answer
2. 492 views
1.Who ordered the military to relocate Japanese Ameicans??
1. 6 answers
2. 380 views
What is the prime factorization for 63 using The factorization tree??
1. 6 answers
2. 998 views
I Need help asap!!! I was sick on Thursday from school ...I was assinged a worksheet I had to leave my book at school the
1. 10 answers
2. 603 views
What is the prime factoization for 54 but I need to know how it looks like in a "Factorization Tree"Thanks Please Help!!!
1. 4 answers
2. 475 views
Ugh...I knew this last year. What is the formula for finding the diameter of a circle?
1. 1 answer
2. 436 views
Add an adjective to modify all the nouns in this sentence:Theresa's interest in science began when she attended the class.
1. 1 answer
2. 524 views
how can traits determine the characteristics of an organism? and what would happen if a base [i'm assuming in the dna sequence]
1. 2 answers
2. 1,472 views
Hey, I have been searching to find what stage France is in referring to the demographic transition. could you Please help me. I
1. 1 answer
2. 612 views
can anyone help me in writing a research paper on webiste evaluation on employment assistane
1. 2 answers
2. 414 views
Where can I find out in what forms peppers have been genetically modified?
1. 2 answers
2. 423 views
What are some examples of genetic modification of peppers?
1. 2 answers
2. 389 views
How are presidential and parliamentary systems similiar?
1. 3 answers
2. 497 views
why were the British so surprised by the American Patriots reaction to the Stamp Act?
1. 1 answer
2. 678 views
How do you simplify this problem?I really need help.I need it step by step so I could understand it.Please help.Thanks.
1. 0 answers
2. 395 views
does the sun raise in the east and sets in the west. or is it the other way around?
1. 1 answer
2. 454 views
Where is a good place for me to find help with 5th grade social studies homework? I am having difficulty with U.S. History, Rise
1. 10 answers
2. 674 views
what is another way to say "at the expense of"?
1. 1 answer
2. 320 views
Give a common noun for the proper noun.Thursday
1. 2 answers
2. 1,744 views
You should pour an acid or base into water to keep the acid from producing heat or splattering? True/False?
1. 2 answers
2. 792 views
Would I pour acid or base into water to keep the acid from producing heat and splattering?
1. 1 answer
2. 481 views
I am stuck on a couple of math problems. I need help on the following numerical patterns.5,7,11,17,25,?,47,61 80,40,20,?,5,5/2
1. 1 answer
2. 501 views

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