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2012
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September 16, 2012
In part B of my question, I was asked calculate the number of atoms in 0.615 mol of 13C (mass number of this Carbon is 13).
I
6 answers
asked by
Kevin
7,228 views
Octane has a density of 0.692 at 20degree C . How many grams of O2 are required to burn 17.0gal of C8H18 ?
Step-by-step
2 answers
asked by
M
5,368 views
I've tried to solve this question multiple ways I just can't seem to get it. I just don't understand what I should be doing.
An
2 answers
asked by
John
5,267 views
what is a joint venture?
what are the sources of finance for joint ventures? describe the appropriateness of the legal structure
3 answers
asked by
kerry j
4,075 views
A team of students hypothesizes that the amount of alcohol produced in fermentation depends on the amount of sugar supplied to
3 answers
asked by
Shanna
3,831 views
The fizz produced when an Alka-Seltzer® tablet is dissolved in water is due to the reaction between sodium bicarbonate (NaHCO3)
3 answers
asked by
M
3,408 views
how many prime positive integers are divisors of 555?
4 answers
asked by
shaun
3,095 views
A piano manufacturer has a daily fixed cost of $1200 and a marginal cost of $1500 per piano. Find the cost C(x) of manufacturing
2 answers
asked by
jack
3,055 views
Find every angle θ between 0 and 360° for which the ratio of sin θ to cos θ is -3.00. (Round your answer to the nearest
2 answers
asked by
sedef
3,054 views
three consecutive primes are summed. when the sum is squared, the result is 72,361. what is the largest of the three primes?
1 answer
asked by
shaun
2,893 views
If a hemispherical bowl of radius 6cm contains water to a depth of h cm, the volume of the water is 1/3πh^2(18-h). Water is
1 answer
asked by
Marney
2,843 views
An airplane flies due north at 235 km/h relative to the air. There is a wind blowing at 65 km/h to the northeast relative to the
1 answer
asked by
mary
2,770 views
A car coasts (engine off) up a 30 degree grade. If the speed of the car is 25m/s at the bottom of the grade, what is the
2 answers
asked by
Lorraine
2,708 views
meteoroid is speeding through the atmosphere, traveling east at 17.0 km/s while descending at a rate of 11.7 km/s. What is its
1 answer
asked by
Ang
2,482 views
CoCl2(aq) + NH3(aq) = ?
Cu(NO3)2(aq) +NH3(aq) = ? CuSO4(aq) +NH3(aq) = ? Could some one please tell me what the answers are?? I
1 answer
asked by
Georg
2,186 views
A football team gained 4 yd, lost 2 yd, gained 11yd, lost 8 yd, and then lost 9 yd. Find the net gain or loss.
6 answers
asked by
emily
1,879 views
A ball is thrown straight upward with a speed of +12 m/s.
A) what's the ball's acceleration just after it is thrown? B) how much
1 answer
asked by
Anna
1,859 views
I have this problem....
Hexane has a density of 0.659 g/ml. How many milliliters (mL) would a student need to pour in order to
2 answers
asked by
Amanda
1,755 views
How many moles of ammonium ions are in 8.794g of ammonium carbonate?
I got .1832 as an answer and I was told that I was very
3 answers
asked by
Ezra
1,596 views
A tree stands vertically on a hill side which makes an angle of 15 degree with the horizontal. From a point on the ground 35
3 answers
asked by
Geeta negi
1,527 views
Manohar has total of rs 250 as currency notes in the denomination of rs 20 ,rs10 and rs 5. The ratio of the numbers of rs 20
1 answer
asked by
Mayank
1,518 views
The perimeter of a pool table is about 7.8m. Four times the length equals nine times the width. What are the dimensions?
I need
1 answer
asked by
Vanessa
1,511 views
Consider the following types of data that were obtained from a random sample of 49 credit card accounts. Identify all the
1 answer
asked by
Trevor
1,452 views
If meaurement of angle DEF=(3x+5) degrees and measurement of angle KLM=(x+31) degrees, and goth angles are complementary to
1 answer
asked by
Carol
1,391 views
4) If a person with blood type AB marries someone with type O, what would be the possible genotypes and phenotypes of their
1 answer
asked by
AAAA
1,376 views
The earth moves around the sun in a nearly circular orbit of radius 1.50 1011 m. During the three summer months (an elapsed time
1 answer
asked by
novie
1,323 views
What is the predicate in this sentence? Steel is an important metal for buildings and tools.
3 answers
asked by
Traci
1,300 views
Find the volume of the solid generated by revolving the region bounded by the line y=5x+6 and the parabola y=x^2 about the
1 answer
asked by
h
1,238 views
joules needed to melt a 525 g ice cube at 0 degree C and to warm the liquid to 15 degrees C (two steps please show work)
1 answer
asked by
rachel
1,233 views
In order to promote language acquisition in beginning language learners, teachers should require students to speak, even if only
1 answer
asked by
Anonymous
1,231 views
An experimental rocket designed to land upright falls freely from a height of 2.88 102 m, starting at rest. At a height of 95.9
2 answers
asked by
Anonymous
1,209 views
how many socks would you need to remove from a drawer containing 10 blue socks, 15 black socks and 5 red socks, to in sure that
2 answers
asked by
Tahmina
1,181 views
assume a $1000 face value bond has a coupon rate of 8.5 percent pay interest semi-annually, ahd has an eight-year life. if
0 answers
asked by
Judy
1,179 views
Your team performed replicate analyses of a sample and obtained an average 18.54 mM concentration with a relative standard
1 answer
asked by
kkk
1,153 views
a bullet of mass 7g is fired into a block of wood weight 7kg the block is free to move after the impact , the velocity of the
1 answer
asked by
d.a.v
1,103 views
The letter is written by Max.
I have to identify the simple & complete subject and verb in this sentence. Along with the verb. I
2 answers
asked by
elizabeth
1,097 views
I am writing two paragraphs about two themes but I can't think of two conclusion sentences.
The themes are friendship and
3 answers
asked by
Emma
1,075 views
Give an example of a function whose domain is {2,5,7} and whose range is {-1,0,3}?
2 answers
asked by
fatima
1,066 views
A single 6-sided die is rolled twice.
C. Find the odds in favor of getting 2 numbers whose sum is greater than 5. I would simply
3 answers
asked by
KeKe
1,062 views
The earth moves around the sun in a nearly circular orbit of radius 1.50 1011 m. During the three summer months (an elapsed time
1 answer
asked by
novie
1,054 views
What happens to the equilibrium price and quantity of ice cream in response to each of the following? (Explain your answers).
a.
1 answer
asked by
Wayne
1,052 views
The density of liquid oxygen at its boiling point is 1.14 \rm{kg/L} , and its heat of vaporization is 213 \rm{kJ/kg} .
How much
1 answer
asked by
jazz boone
1,052 views
A block weighing 17 N oscillates at one end of a vertical spring for which k = 120 N/m; the other end of the spring is attached
2 answers
asked by
abu
1,050 views
The following is the tabulated data of the monthly commissions of the sales employees at La Verne Inc. Establish the frequency
2 answers
asked by
ed
1,023 views
What is 6.3 x 10 to the 4th power converted to scientific notation
3 answers
asked by
Kayla
1,008 views
The average life of Canadian women is 73.75 years and the standard deviation of the women's life expectancy in Canada is 6.5
2 answers
asked by
Cyndee
980 views
A monkey is hanging from a branch located exactly 24 meters along the ground from the hunter. The monkey is 14 meters above the
0 answers
asked by
kris
974 views
Can you check my answers?
1. Locate the Gulf of Aden off the eastern coast of Africa. Now, write a definition of a gulf? A gulf
1 answer
asked by
Reed
971 views
f(x)= 4x+3 what is f(x+h) - f(x) divided by h
2 answers
asked by
mike
948 views
Does a propaganda poster have to be opposing the cause?
for example, propaganda poster for the 2012 elections Would this work...
1 answer
asked by
bob
919 views
The magnitude of vector is 40.0 units and points in the direction 315° counterclockwise from the positive x-axis. Calculate the
1 answer
asked by
Anonymous
894 views
My question is 'what does the area under the curve represent?' it's a Maxwell-Boltzmann curve.
My first idea was the number of
1 answer
asked by
George
869 views
The diagram below shows two vectors, A and B, and their angles relative to the coordinate axes as indicated.
DATA: α= 45.9o β=
0 answers
asked by
jameson
860 views
A stone is dropped into a river from a bridge 43.3 m above the water. Another stone is thrown vertically down 1.06 s after the
1 answer
asked by
Anonymous
854 views
. Classify the following items as (a) an addition to the bank balance, (b) a subtraction from the bank balance, (c) an addition
0 answers
asked by
Tiffany
843 views
A hot air balloon containing an AP Physics student ascends vertically at a constant speed of 8 m/s. While ascending, he
0 answers
asked by
san
817 views
A monkey is hanging from a branch located exactly 24 meters along the ground from the hunter. The monkey is 14 meters above the
0 answers
asked by
Tom
815 views
Suppose a brick has a mass of 4.50 kg. What is the brick's weight at the surface of the Earth
1 answer
asked by
Anonymous
814 views
I need major help with this please!!!
On a safari, a team of naturalists sets out toward a research station located 6.9 km away
0 answers
asked by
Rachel
805 views
Following report shows a grade report that is mailed to students at the end of each semester. Prepare an E-R
diagram reflecting
0 answers
asked by
alhaji
794 views
A player passes a 0.600- basketball downcourt for a fast break. The ball leaves the player's hands with a speed of 8.40 and
2 answers
asked by
inaazrina
794 views
Following report shows a grade report that is mailed to students at the end of each semester. Prepare an E-R
diagram reflecting
0 answers
asked by
alhaji
792 views
Manohar has total of rs 250 as currency notes in the denomination of rs 20 ,rs10 and rs 5. The ratio of the numbers of rs 20
1 answer
asked by
Mayank
787 views
A player passes a 0.600- basketball downcourt for a fast break. The ball leaves the player's hands with a speed of 8.40 and
1 answer
asked by
inaazrina
786 views
The electron gun in a television tube
is used to accelerate electrons with mass 9.109 × 10−31 kg from rest to 3 × 107 m/s
1 answer
asked by
Anonymous
783 views
How do you determine the ymax? I know you have to use Q which I have values that were given to me as well as vo values but I am
0 answers
asked by
Hannah
776 views
The region bounded by y=2.5x^2 and y=4x is to be rotated about both axes and the volume generated calculated by both the washer
0 answers
asked by
l
760 views
Acetone is a common solvent and has a density of 0.7899 g/mL. What volume of acetone, in mL, has a mass of 29.4 g?
1 answer
asked by
khris
759 views
what did galileo state about the motion of objects?
0 answers
asked by
Jay
747 views
In deep space (no gravity), the bolt (arrow) of a crossbow accelerates at 187m/s^2 and attains a speed of 114m/s when it leaves
2 answers
asked by
Emily
746 views
what is the final temperature of aluminum when 26.4 cal of heat is added to 18.1 g of aluminum at 21.0 degrees c
1 answer
asked by
bekki
738 views
Suppose a license plate requires three letters ,followed by three digits.how many license plates are there if the letters are
2 answers
asked by
nancy
736 views
A stone is dropped from the top of a well. If the well is 23.1 meters deep, how long with the stone take to reach the bottom?
2 answers
asked by
Allie
715 views
While warming up in her tryout as a pitcher for the Montwood softball team, Anabel Parga throws a softball horizontally with a
0 answers
asked by
sam
715 views
I'm trying to double check my answers. These are the answers I believe to be correct. Please let me know if I am right or wrong.
5 answers
asked by
Tammy
709 views
1. The patient is seen by his family physician for follow-up treatment of recently diagnosed asthmatic bronchitis. The
3 answers
asked by
Anonymous
704 views
A 68-g ice cube at 0°C is placed in 796 g of water at 30°C. What is the final temperature of the mixture?
1 answer
asked by
shawn
700 views
the rise of water in plants is presently most satisfactorily explained by which element: magnesium, sulphur, calcium,
1 answer
asked by
Mary
698 views
"Street, Dresden", 1907, oil on canvas by Ernst Ludwig Kirchner.
Describe the shapes in this painting. Are the shapes organic or
1 answer
asked by
Maggie
696 views
Five thousand raffle tickets are to be sold at $10 each to benefit a local community group. The prizes, the number of each prize
0 answers
asked by
peach
693 views
Read the following scenario: You are a second-grade teacher at Happy Valley Elementary School. You are teaching language arts
3 answers
asked by
kristin
690 views
A bicycle has a speed of 7.5m/s at 4.3sec and a constant acceleration of 2.6m/s^2. the bicycle is at the origin (on the positive
0 answers
asked by
Emily
690 views
what is the sum of the two least natural numbers that each have exactly six distinct,positive factors?
1 answer
asked by
shaun
688 views
3) Caucasian humans have a gene which determines the curliness of hair. Individuals with straight hair are homozygous for the
1 answer
asked by
AAAA
683 views
Can you help me compare and contrast liberal vs. conservative ideologies. Also, I need to provide a social and political example
2 answers
asked by
Sarah
681 views
The magnitude of vector is 18.0 units and points in the direction 345° counterclockwise from the positive x-axis. Calculate the
1 answer
asked by
Kayla
678 views
A soccer ball is kicked from the ground with an initial speed of 14.5 m/s. After 0.272 seconds, ts speed is 12.4 m/s. (A) Give a
1 answer
asked by
Mima
667 views
Amanda is decorating her new home and wants to buy some house plants. She is interested in three types of plants costing $4, $8,
1 answer
asked by
Anonymous
664 views
How many H atoms are present in 7.2g of propane, C3H8?
1 answer
asked by
PJcotieboi
658 views
Hormones that regulate the development and functioning of reproductive organs are called ________ hormones.
1 answer
asked by
kbarnes
655 views
A policeman travelling 60 km/h spots a speeder ahead , so he accelerates his vehicle at a steady rate of 2.22 m/s^2 for 4.00 s,
0 answers
asked by
Hanu
655 views
I don't know how to find the kpa for 35.78 m in this question. I know its a P1V1=P2V2 question, i just need the kpa for 35.78m
3 answers
asked by
Anonymous
653 views
Hello! I'm writing a story for English class, and it's supposed to be somewhat like 'the devil and Tom walker'. I'm don't know
1 answer
asked by
Tamiyah
644 views
A large kite of mass 3 kg is flying through the air on a windy day. Currently, the tension from the string on the kite has a
1 answer
asked by
Ashley
642 views
A quarterback makes a pass, throwing the ball at 21 m/s and an angle of 60° above the horizontal.
A) What is the maximum height
0 answers
asked by
Katharine
640 views
A car dealer will sell you a used car for $5709 with $709 down and payments of 233.75 per month for 24 months. What is the
1 answer
asked by
Sue Jackson
628 views
Word Problems (Addition/Elimination Method).
Check if my answers are correct. 1.A girl bought 2 CDs and 3 DVDs for $92. Each DVD
1 answer
asked by
Amy
628 views
A hole of a radius of 1cm is pierced in a sphere of a 4cm radius. Calculate the volume of the remaining sphere.
I know that the
0 answers
asked by
John
611 views
to travel 132 miles it take sue riding a moped 2 hours less time then it takes doreen to travel 56 miles riding a bike. sue
1 answer
asked by
john
611 views
Na and K have low first and high second ionization potentials, whereas Mg and Ca have
low values for both first and second
1 answer
asked by
alex
609 views
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