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October 23, 2007
Magnesium metal reacts with hydrochloric acid to produce hydrogen gas H2
Mg + 2HCl ----> MgCl + H2 Calculate the volume (in
2 answers
asked by
Lauren
5,951 views
Starting from rest, a 5.0 kg block slides 2.5 m down a rough 30.0 degrees incline in 2.0s. Determine (a) the work done by the
2 answers
asked by
Anonymous
4,554 views
A 2.50 L flask was used to collect a 5.65 g sample of propane gas, C3H8. After the sample was collected, the gas pressure was
3 answers
asked by
Lauren
3,927 views
Spanish 1B - I am an honor student but with spanish for me I can memorize for the tests but I am not really undestanding it. I
9 answers
asked by
sam
3,380 views
In an experiment, you fill a heavy walled 5.00 L flask with methane gas, CH4. If the flask contains 7.13g of methane at 19
3 answers
asked by
Lauren
3,332 views
An experiment called for 4.83 L of sulfur dioxide at 0 degrees C and 1.00 atm. What would be the volume of this gas at 25
1 answer
asked by
Lauren
2,858 views
I REALLY NEED HELP WITH THIS
Della Casee is riding a racing bike at a speed of 50.4 km/h. the wheels have a diameter of 70 cm.
5 answers
asked by
Cheyenne Sharp
2,789 views
If 456 dm^3 of krypton at 101 kPa and 21 degrees C is compressed into a 27.0 dm^3 tank at the same temperature, what is the
2 answers
asked by
Lauren
2,627 views
how do i go about solving the follwoing problem: using the digits 1 to 9, arrange the numbers in three groups so that the sum is
2 answers
asked by
Gray
2,570 views
According to your calculations a reaction should yield 5.67 g of oxygen O2. What do you expect the volume to be at 23 degrees C
3 answers
asked by
Lauren
2,559 views
At a large nursery, a border for a rectangular garden is being built. Designers want the border's length to be 5 ft greater than
5 answers
asked by
dillon
2,367 views
Nitric Acid is produced from nitric oxide, NO which in turn is prepared from ammonia by the ostwald process.
4NH3 + 5O2 ----->
1 answer
asked by
Lauren
2,247 views
A projectile is launched with 200kg m/s of momentum and 1000 J of kinetic energy. What is the mass of the projectile.
The answer
1 answer
asked by
Marisol
2,203 views
Please explain to me orgin of symmetry, y-axis semmetry, or if its neither.
1. Determine whether the graph of the polynomial has
1 answer
asked by
Sam
2,159 views
What would be the mass of a bag of anhydrous magnesium sulfate, MgSO4, if it contained the same amount of magnesium as a 1.00kg
2 answers
asked by
Marty
2,102 views
How many atoms of H are in a mixture of 3.49 x 10^23 molecules of H2O and 78.1g of CH3OH?
4 answers
asked by
Marty
2,098 views
A mechanic pushes a 2.50 x 10^3 kg car from the rest to a speed of v, doing 5000J of work in the process. During this time, the
2 answers
asked by
Anonymous
2,029 views
Calculate the enthalpy change when 50. g of ice at -30.0 °C is heated to completely melt to liquid water at 0.0°C. (The heat
1 answer
asked by
Robert
1,750 views
describe the structure of ionic compounds
1 answer
asked by
Anonymous
1,723 views
If an object is fired upward from the top of a tower at a velocity of 80 feet per second, the tower is 200 ft high, the formula
1 answer
asked by
shila
1,628 views
Fill a balloon with helium gas to a volume of 2.68 L at 23 celsius and 789mmHg. What would the volume of helium if the pressure
1 answer
asked by
LT
1,467 views
write an inequality. graph the solution. a hamster weighs less than 10 ounces. thanks
1 answer
asked by
dillon
1,453 views
Determine the maximum possible number of turning points for the graph of the function.
f(x) = 8x^3 - 3x^2 + -8x - 22 -I got 2
2 answers
asked by
Em
1,433 views
This is a word problem. "We know that for certain workers the mean wage is $5/hr with a standard deviation of $.50. We need to
2 answers
asked by
Tiffany Johnson
1,426 views
A clothing firm determines that in order to sell x suits, the price per suit must be p = 150 - 0.5x. It also determines that the
1 answer
asked by
shila
1,401 views
CAN ANYONE PLEASE HELP//
1. In the Country of Wiknam, the velocity of money is constant. Real GDP grows by 5 percent per year,
2 answers
asked by
greg
1,364 views
A 10 kg crate is pulled up a rough incline with an initial speed of 1.5 m/s. The pulling force is 100 N parallel to the incline,
1 answer
asked by
Anonymous
1,358 views
write an inequality. graph it. the freezer temperature is to be kept between 15 farenhight and 25 farenheight, inclusive. thanks
1 answer
asked by
dillon
1,348 views
Can you help me with the following questions, I don't understand. thanks!
Write the equation of a polynomial function with the
1 answer
asked by
Lisa
1,316 views
Zinc is often used to calibrate calorimeters because it undergoes a very sharp phase transition from the solid to the liquid at
1 answer
asked by
jake
1,272 views
Rate Problem:
Mr. Stewart rode a distance of 12miles out into the country on a bicycle and returned on foot. His rate on the
1 answer
asked by
Michi
1,204 views
Can someone please proofread this before i email it to school metro's director Mr. Thomas LeMera
Hey LeMera, my name is Bryan
1 answer
asked by
Bryan
1,189 views
Write an inequality that represents each situation. graph the solution. Help appreaciated Thanks.
4x + 6 ¡Ý 34.
2 answers
asked by
dillon
1,092 views
My mom said I could get a private spanish tutor do you do this? it is very easy to understand what you are esaying - I am in all
1 answer
asked by
sam
1,043 views
What is wellness?
2 answers
asked by
Mathew
1,012 views
The energy theory of Lorenz and drive theory agree in assuming that motivation is based on
a. factors inside the organism b.
1 answer
asked by
Melissa
988 views
How does the Sun's rays hitting the Earth affect the seasons?
2 answers
asked by
Jack
977 views
Through which mechanism does insulin affect food intake?
a. it enables the intestines to digest certain types of protein that
1 answer
asked by
Melissa
942 views
Through which mechanism does insulin affect food intake?
a. it enables the intestines to digest certain types of protein that
1 answer
asked by
Melissa
938 views
A 9500kg car traveling at 16m/s strikes a second car. The two stick together and move off with a speed of 6.0m/s. What is the
3 answers
asked by
Eddie
937 views
Drive theories disagree with incentive theories of motivation with regard to how they answer the following question:
a. Are all
1 answer
asked by
Melissa
925 views
A driving bell is a container open at the bottom. As the bell descends, the water level inside changes so that the pressure
4 answers
asked by
Lauren
918 views
hi i need help coming up with topics for my argumentative essay.
we can't write about topics such as abortion and rights and
7 answers
asked by
julie
900 views
hello,
i have some question about rational functions. 1) are there any sites that are good in teaching graphing rational
1 answer
asked by
julie
897 views
CAN ANYONE PLEASE HELP//
1. In the Country of Wiknam, the velocity of money is constant. Real GDP grows by 5 percent per year,
1 answer
asked by
greg
878 views
A 0.15 kg baseball is pitched with a speed of 35 m/s (77 mph). When the ball hits the catcher's glove, the glove moves back by
1 answer
asked by
Dante
876 views
1. He gave us a piece of paper.
2. He gave each of us a piece of paper. 3. He gave us the paper. Does #1 mean #2? What about #3?
3 answers
asked by
John
874 views
A survey of one thousand people found that 70% of the people have a
CD player, 85% have a telephone, and 45.2% have a computer.
0 answers
asked by
Matt
864 views
Two sides of a triangle are equal in length. The length of the third side is three meters less that the sum of the lengthsof the
2 answers
asked by
Lucy
853 views
where can i find a coloured world map of the landforms
1 answer
asked by
Cyleste
837 views
On Chapter 3 "Black People In Colonial North America 1526-1763,"
What happened in 1663? What happened in 1694? What were the list
2 answers
asked by
Mack
830 views
A fifth grader has just learned how to do some simple programming on her dad's computer. Now, her class at school is learning
1 answer
asked by
Melissa
823 views
why is the declaration of independence an important document in american history????
3 answers
asked by
miley
820 views
I am completely lost in chemistry. Everything the teacher says sounds like a different language to me and I am usually really
2 answers
asked by
Tammy
817 views
A 10 kg crate is pulled up a rough incline with an initial speed of 1.5 m/s. The pulling force is 100 N parallel to the incline,
1 answer
asked by
Anonymous
817 views
How can you use the word 'eminence' in a sentence? I know how to use the word eminent as an adjective but not the noun form.
4 answers
asked by
lilly
807 views
Form two four-digit numbers from the digits 2, 3, 4, 5, 6, 7, 8,
and 9, using each digit exactly once, so that the absolute value
0 answers
asked by
Matt
803 views
checking problem
Use FOIL to multiply: (6x – 1)(3x – 4) 6x*3x + 6x*(-4) + (-1)*3x + (-1)*(-4) = 6x*3x = 18x^2 6x*-4 = -24x
6 answers
asked by
John
787 views
what type of sentence is this,
In one of her columns, Abigail Van Buren printed the letter of “I’d rather be a widow.” The
2 answers
asked by
miracle
780 views
if sqrt(y)=arctan(x), show that (1+x^2)dy/dx((1+x^2)dy/dx)=2
1 answer
asked by
NGOFAKA
771 views
CAN ANYONE PLEASE HELP//
1. In the Country of Wiknam, the velocity of money is constant. Real GDP grows by 5 percent per year,
0 answers
asked by
greg
759 views
A cannon on a railroad car is facing in a direction parallel to the tracks. It fires a 99 kg shell at a speed of 105 m/s
0 answers
asked by
Dante
752 views
A mole of gas at 0 degrees C and 760 mmHg occupies 22.41 L. What is the at 20 degrees C and 760 mmHg?
T1= 273 K T2= 293 K V1=
1 answer
asked by
Lauren
744 views
What numbers under 100 look the same when viewed upside down? I know of 0,1,8,and 11.
2 answers
asked by
Cher
724 views
Question: cual de estos pantalones te gustan mas? Los verdes o los de cuadros?
Answer: Me gusta el verde mas pantalones Question:
1 answer
asked by
sam
721 views
I AM DOING A FALLIACIE ASSIGMENT WHAT TYPE OF SENTENCE IS THIS.
Letter to the editor: “Andrea Keene’s selective morality is
6 answers
asked by
TRINA
720 views
15 - 24 / 4 x 2
Following order of operations, how do you get 3 as the value?
1 answer
asked by
maggie
706 views
For Health, we have to do a report on AIDS/HIV, we can do anything we want as long as it explains what AIDS/HIV is. I wanted to
3 answers
asked by
Wenmar
691 views
I need help with this problem because I do not have a graphing calculator.
Explain how you would solve this equation using your
1 answer
asked by
Christian
686 views
what advantages does the Cool Temperate Western Maritime (CTWM) Climate have on farming... please could someone help me out
1 answer
asked by
mike
682 views
"Immigrants have frequently been accused of taking jobs from "real" Americans. Politicians who oppose immigrants often use this
4 answers
asked by
Abigail
676 views
Which of the following illustrates the concept of delay of gratification?
a. preferring $500 now rather than $1,000 dollars one
3 answers
asked by
Melissa
671 views
A stewardess pulls her 70 N flight bag a distance of 200 m along an airport floor at constant speed. The force she exerts is 40
0 answers
asked by
Anonymous
664 views
during column chromatography, if four fractions are done, how do we know what is in each beaker and why. I know that beakers 1
1 answer
asked by
Del
660 views
A @0N crate starting at rest slides down a rough 5.0m ramp, inclined at 25 degress with the horizontal. 20j of energy is lost
1 answer
asked by
magic 8 ball
654 views
Consider a system of three molecules A, B, and C. Suppose that three units of energy can be distributed over the three atoms.
1 answer
asked by
Richard
650 views
Question:
algo mas dificil que un examen de espanol Answer: unas Ingles son mas dificil que un examen de espanol Is this correct
2 answers
asked by
sam
647 views
What are the three branches of the government?
1 answer
asked by
Becca
644 views
Can you help me with this problem?
At the beginning of January, Lisa had some money in her savings account. Each month she was
2 answers
asked by
Linda
642 views
I have no idea where to start?
A survey of one thousand people found that 70% of the people have a CD player, 85% have a
2 answers
asked by
Matt
640 views
Would (C)contractual commitment with the families or (D)cross-cultural competence be the best answer for this question?
Ms.
3 answers
asked by
Rose
638 views
Consider a system of three molecules A, B, and C. Suppose that three units of energy can be distributed over the three atoms.
2 answers
asked by
Richard
637 views
1. I apply garlic soup or juice on my face to protect my skin.
2. Put garlic juice on the spot with the small stick having cotton
1 answer
asked by
John
637 views
f(x) = -4(x+2)(x - 5)^3
- 2, multiplicity 1, touches the x-axis and turns around; 5, multiplicity 3, touches x-axis and turns
1 answer
asked by
Tyra
625 views
Question
algo mas feo que una cucaracha answer unos camarones son mas feo que una curarcha is this correct
2 answers
asked by
sam
615 views
I can buy the sony camcord if I pay the money in monthly installments.
======================================= Is the sentence
3 answers
asked by
John
608 views
question
algo mas delgado que una serpiente answer Unas papas fritas son mas que una serpiente is this correct
2 answers
asked by
sam
602 views
1. You have to drink about 2 liter water for your helth.
2. I do a crucial carp exercise to make my intestines healthy. It is
3 answers
asked by
John
600 views
i'm choosing classes for my college
and i know M is monday T is tuesday W is wednesday F is friday But what is TR and R. Is TR
3 answers
asked by
julie
599 views
hello sir,
My name is Tengku Ismadi from University Technology of Malaysia, and i'm studying in Mechanical Eng. I have several
1 answer
asked by
ismadi
596 views
Consistantly low levels of insulin will produce ___ appetite; consistently high levels of insulin will produce ___ appetite.
a.
1 answer
asked by
Melissa
594 views
Question: ask your friend wha tyou should give hector
answer Mi amigos, que debo dar Hector. Question Suggest to a friend a gift
1 answer
asked by
sam
592 views
I need help with this problem because I do not have a graphing calculator.
Explain how you would solve this equation using your
0 answers
asked by
Christian
587 views
solve each inequality. Graph the solution.
4 < 3x - 5 ¡Ü 7 5 - x ¡Ý 9 or 3x - 4 > 8
3 answers
asked by
dillon
583 views
what is the difference of grouping people and stereotyping of people? please list an example of each one.
2 answers
asked by
Trish
581 views
Who were the mummy-shaped figures that worked in the after
life's fields for a mummy?
1 answer
asked by
Katherine
580 views
the medes were allies of the assyrians. true/flase
the assyrians created bidges to cross deep water. true/flase
1 answer
asked by
ebenezer
579 views
Are these sentences correct?
1. Usted debe poder a Hector un libro. 2. Mi amigo que si yo dan a hector. ** I am not sure if a or
1 answer
asked by
sam
576 views
4 plants that can be used to make shelter.
1 answer
asked by
Ashmita
576 views
Is affirmative Action essentially the same thing as equal employment opportunity?
I know they are the same as far as promotion
1 answer
asked by
Jen
571 views
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