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Questions Asked on October 12, 2010

Enter the net ionic equation for the reaction of aqueous sodium chloride with aqueous silver nitrate
1. 22 answers
2. asked by ej
3. 36,801 views
1) How do I prepare 2M nitric acid from 65% concentrated nitric acid?2) How do I prepare 17% ammonia from 25% concentrated
1. 6 answers
2. asked by candy
3. 9,500 views
A student dissolved 4.00 g of Co(NO3)2 in enough water to make 100. mL of stock solution. He took 4.00 mL of the stock solution
1. 4 answers
2. asked by Dave
3. 9,049 views
the measure of the supplement of an angle is 40 more than two times the measure of the complement of the angle find the measure
1. 2 answers
2. asked by Megan
3. 6,613 views
a tank contains 26.0 kg of oxygen gas at a gauge pressure of 8.70 atm. if oxygen is replaced by helium, how many kilograms of
1. 1 answer
2. asked by yuri
3. 6,107 views
To estimate the mean height population of male students on your campus, you will measure and SRS of students. Heights of people
1. 1 answer
2. asked by Susan
3. 4,995 views
An antelope moving with constant acceleration covers the distance between two points 70.0m apart in 7.00 s. Its speed as it
1. 2 answers
2. asked by Anonymous
3. 4,338 views
How far did the fertile crescent stretch from north to south?650 miles from North to South or 640 miles Thanks
1. 8 answers
2. asked by klk
3. 4,122 views
The latent heat of vaporization of water is 540 calories/gram. How many calories are required to completely vaporize 500 grams
1. 6 answers
2. asked by Katy
3. 3,656 views
DNA is approximately 2.5 nm in length. If an average man is 6 feet tall, how many DNA molecules could be stacked end to end in
1. 1 answer
2. asked by porsh
3. 3,252 views
Harry and Angela look from their balcony to a swimming pool below that is 15 m from the bottom of their building. They estimate
1. 2 answers
2. asked by PLEASE HELP ASAP!!!!!!!!!!!
3. 3,229 views
What physical property could you use to separate sand and sugar? How would you do it?
1. 4 answers
2. asked by Wyeth
3. 3,198 views
When HIPAA requires authorization to disclose information, the authorization must?a. conform to the releases customarily used by
1. 2 answers
2. asked by Anonymous
3. 3,123 views
Caluculating Mass! You push yourself on a skateboard with a force of 30 N and accelerate at 0.5m/s 2. Find the mass of the
1. 7 answers
2. asked by Adam
3. 3,084 views
The product of two numbers is 180. The LCM of the two numbers is 60. What is the GCF of the two numbers? How do you know?
1. 3 answers
2. asked by m
3. 2,650 views
What is the net ionic equation of the reaction of MgCl2 with NaOH
1. 1 answer
2. asked by ej
3. 2,551 views
I am trying to find moles of IO3 from Cu(IO3)2 10 ml and standardized sodium thiosulfate (Na2S2O3.5H20) .28 M.My calc is: 0.28
1. 8 answers
2. asked by Max
3. 2,436 views
What are the basic units-single atoms, molecules, or formula units-that compose each of the following substances?a)N2 b)MgCl2
1. 2 answers
2. asked by sara
3. 2,386 views
A student throws a water balloon vertically downward from the top of a building.The balloon leaves the thrower's hand with a
1. 2 answers
2. asked by Anonymous
3. 2,371 views
the basketball team has played 21 games. the ratio of win to loses is 5:2. how many games has the team won?
1. 3 answers
2. asked by naomi
3. 2,311 views
A manufacturer of a new product for whitening teeth would like to investigate the effects of package design and label
1. 6 answers
2. asked by Alex
3. 2,194 views
The "Chemistry in Focus" segment A Magnetic Moment discusses the ability to levitate a frog in a magnetic field because
1. 4 answers
2. asked by RILEY
3. 2,132 views
Aqueous sulfuric acid is neutralized by aqueous potassium hydroxide.Express your answer as an ionic equation. Identify all of
1. 1 answer
2. asked by Missy
3. 2,096 views
round the following number to the nearest hundred6,952
1. 5 answers
2. asked by smanddana
3. 2,080 views
Calculate the molarity of 500. mL of solution containing 21.1 g of potassium iodide
1. 2 answers
2. asked by kate
3. 2,078 views
In Mathematics: how much interest will you have to pay for a credit card balance of $554 that is one month overdue if a 20%
1. 2 answers
2. asked by Jenny
3. 2,052 views
A golfer imparts a speed of 32.1 m/s to a ball, and it travels the maximum possible distance before landing on the green. The
1. 1 answer
2. asked by please help!
3. 2,021 views
The 24 students in Ms.Cleary's homeroom are surveyed. They are asked which of the several prices they pay for a ticket to the
1. 2 answers
2. asked by Staci
3. 1,982 views
The boy on the tower (20 m) throws a ball a distance of 60 m. At what speed, in m/s, is the ball thrown?Please Help!! Thanks!!
1. 1 answer
2. asked by Happy Face-PLZ HELP!!
3. 1,863 views
What large body of water is west and northwest of the Fertile Crescent?Black Sea Thanks
1. 2 answers
2. asked by klk
3. 1,853 views
1. a car traveling on a dry road with a velocity of +32.0m/s. The driver slams on the breaks and skids to a halt with an
1. 2 answers
2. asked by Amy
3. 1,770 views
what is the mass in kilograms of 750 mL of a substance that has a density of 0.930 g/mL?
1. 4 answers
2. asked by porsh
3. 1,662 views
which one of the following steps can shield against discovery of an incident report?a. conducting a peer review b. following
1. 2 answers
2. asked by Anonymous
3. 1,610 views
When 280. mL of 1.50 x 10-4 M hydrochloric acid is added to 135 mL of 1.75 x 10-4 M Mg(OH)2, the resulting solution will be:acid
1. 2 answers
2. asked by Larry
3. 1,557 views
What is the net ionic equation of the reaction of MgSO4 with NaOH
1. 1 answer
2. asked by ej
3. 1,557 views
During an Olympic bobsled run, the Jamaican team makes a turn of radius 7.6 m at a speed of 96.6 km/h. What is their
1. 1 answer
2. asked by Meghan
3. 1,544 views
A sample of copper with a mass of 63.5g contains 6.02x10^23atoms.Calculate the mass of a single copper atom.
1. 3 answers
2. asked by Janie
3. 1,485 views
A 155 N box is placed on an inclined plane that makes a 30.0° angle with the horizontal. Find the component of the weight force
1. 2 answers
2. asked by james
3. 1,462 views
The launching velocity of a projectile is 20 m/s at 53 degrees above the horizontal. What is the vertical component of its
1. 3 answers
2. asked by Happy Face-PLZ HELP!!
3. 1,434 views
Having trouble how to start of my three sentence about credit with pronouns, adjectives,and adverbs. Adjectives and adverbs
1. 7 answers
2. asked by Renee
3. 1,408 views
rubidium is the fourth element in group 1. predict the following properties of rubidium and its compunds:A. appearence B.
1. 3 answers
2. asked by chelsea
3. 1,384 views
A helicopter pilot drops a package when the helicopter is 200 ft. above the ground, rising at 20 ft/sec.How long will it take
1. 1 answer
2. asked by Fred
3. 1,380 views
Explain the difference between Qualitative and Qualitative Observation? Can you give examples.
1. 0 answers
2. asked by Sumaiya
3. 1,328 views
por la noche yo (escuchar) musica o (bailar) en mi cuarto. Mis padres (leer) revistas o (ver) la tele, y mi hermano (montar) en
1. 2 answers
2. asked by matty
3. 1,297 views
A flatbed truck of mass 2000kg traveling 20 m/s (about 45mph)carries a load of mass 500kg positioned 3 meters behind the cab.
1. 1 answer
2. asked by Haley
3. 1,293 views
I forgot to include the following statements.Thank you very much.Can you please check if the following sentences are possible?
1. 1 answer
2. asked by Franco
3. 1,284 views
Hydrogen cyanide is produced industrially from the reaction of gaseous ammonia, oxygen and methane:2NH3(g) + 3O2(g) + 2CH4
1. 2 answers
2. asked by Emma
3. 1,230 views
Continuing Cookie Chronicle 1Continuing Cookie Chronicle (Note: This is a continuation of the Cookie Chronicle from Chapters 1
1. 0 answers
2. asked by karanzala
3. 1,224 views
Please help, thank you!!!Find the derivative of the function. g(θ) = (cos(8θ))9
1. 5 answers
2. asked by Vy Nguyen
3. 1,208 views
How can i explain the key features of the periodic table relate to the conclusions after a titration experimentThe experiment
1. 1 answer
2. asked by Paul
3. 1,200 views
explain the process by which Hrothgar wins power and fame.
1. 1 answer
2. asked by qumeria
3. 1,199 views
I am reading the Jungle and have not yet finished reading it I still have a long way to go and its due next week. I am reading
1. 0 answers
2. asked by Mary
3. 1,193 views
Can you check these also thanks.Directions: Récrivez les phrases au passé composé. Le passé composé: être ou avoir. 1.
1. 1 answer
2. asked by Rachel
3. 1,169 views
Hi,My professor gave us the formulas for sample variance and population variance, as well as the shortcut formulas for each.
1. 0 answers
2. asked by Lila
3. 1,164 views
A card is drawn at random from a deck of 52 cards. What isa probability that it is a King, given that it is a face card (J, Q,
1. 8 answers
2. asked by vika
3. 1,162 views
1. The volunteers there deliver food to old people.(What is the part of speech of 'there'? Does 'there' modify 'volunteers? Then
1. 1 answer
2. asked by rfvv
3. 1,156 views
The space shuttle releases a satellite into a circular orbit 440 km above the Earth. How fast must the shuttle be moving
1. 1 answer
2. asked by Tatiana
3. 1,143 views
Posted by candy on Tuesday, October 12, 2010 at 5:04pm.1) How do I prepare 2M nitric acid from 65% concentrated nitric acid? 2)
1. 4 answers
2. asked by candy
3. 1,134 views
Which hero's story, King Arthur's or Sundiata's, has the more relevant message for young people today? Compose an essay that
1. 3 answers
2. asked by mysterychicken
3. 1,131 views
if 30ml of .150 M CaCl2 is added to 22.5ml of .1 M AgNO3, what is the mass of the AgCl precipitate?
1. 2 answers
2. asked by jenna
3. 1,125 views
A rectangle has a perimeter of 12x + 20 and a width of 2x + 8. What is the length of the rectangle?
1. 3 answers
2. asked by shaniqua
3. 1,113 views
in the chess club, the ratio of boys to girls is 6:5.there are three more boys than girls in the club. how many members are in
1. 4 answers
2. asked by naomi
3. 1,102 views
the following data lists the average monthly snowfall for jan 15 cities around us:34 9 28 24 0 46 34 20 1 38 5 16 32 26 25 find
1. 1 answer
2. asked by mary
3. 1,095 views
Which has highest boiling point?H20, H2S, H2Se, H2Te i know its H20, but why? is it because its dipole dipole? does it have to
1. 2 answers
2. asked by brad
3. 1,090 views
the basic reason suburban stores are more likely than downtown stores to provide free parking for their customers is that..the
1. 2 answers
2. asked by Brittany
3. 1,073 views
5 - sqrt of 20x + 4 >= -35- 20x + 4 >= -3 5-4 - 20x >= -3 1 - 20x >= -3-1 -20x >= -4 x<= -15 Possible answers are x<=3 -1/5 <=
1. 2 answers
2. asked by Juliette
3. 1,064 views
(1 pt) A new software company wants to start selling DVDs with theirproduct. The manager notices that when the price for a DVD
1. 1 answer
2. asked by mae
3. 1,059 views
An open box (has a bottom but no top) needs to be constructed which has a volume of 500 cu. in. The bottom of the box is to be a
1. 1 answer
2. asked by CMM
3. 1,056 views
a lift is moving downward with uniform acceleration to measure the acceleration a person in the lift drops a coin 6 ft above the
1. 1 answer
2. asked by ARS
3. 1,051 views
f(t) = t2 − 1Find the equation of the line tangent to the graph of f(t) at t = 5. Enter the equation of the tangent line here
1. 1 answer
2. asked by isabella
3. 1,048 views
A gas sample is connected to a closed-end manometer. The difference in mercury levels in the 2 arms is 115 mm. What is the gas
1. 1 answer
2. asked by Kate
3. 1,034 views
A object is throw up with a speed of 25m/s. suppose that the gravity is 10m/s^2. Define the position and the velocity of the
1. 1 answer
2. asked by luis
3. 1,031 views
Contrast pay ranges and grades with bands. Why would you use either? Does their use assist or hinder the achievement of internal
1. 1 answer
2. asked by Carmen
3. 1,030 views
what two conditions must be met by a thermochemical equation so that its standard enthalpy change can be given the symbol delta
1. 1 answer
2. asked by Leslie
3. 1,014 views
The siren of a police car produces a sound of frequency 420Hz.A man sitting next to the road notices that the pitch of the sound
1. 1 answer
2. asked by Lydia
3. 1,008 views
The boy on the tower (20 m) throws a ball a distance of 60 m. At what speed, in m/s, is the ball thrown?
1. 2 answers
2. asked by Happy Face-PLZ HELP!!
3. 1,008 views
should the powers of the court of appeal within the doctrine of precedent be extended
1. 1 answer
2. asked by elizbeth
3. 989 views
A water balloon is dropped from the top of a building. Assume the balloon does not break when it strikes the ground. If the
1. 0 answers
2. asked by Maria
3. 984 views
Harry and Angela look from their balcony to a swimming pool below that is 15 m from the bottom of their building. They estimate
1. 2 answers
2. asked by Happy Face-PLZ HELP!!
3. 984 views
Can someone help me with this question?what two conditions must be met by a thermochemical equation so that its standard
1. 1 answer
2. asked by Leslie
3. 980 views
the length of a rectangle is fixed at 13cm. what widths will make the perimeter greater than 80 cm? The width must be greater
1. 2 answers
2. asked by Becky Allen
3. 980 views
an automobile with the mass of 2000 kg is moving north on a level, striaght highway with a constant velocity of 80 km/h. what is
1. 1 answer
2. asked by Anonymous
3. 977 views
Hi, I have to take chemistry placement test for college this week. Does anyone here have advice for studying to prepare for the
1. 3 answers
2. asked by Advice please
3. 977 views
I also have to determine the deepest layer of mature soil--would it be the A Horizon, since it is decomposed organic matter? E
1. 0 answers
2. asked by Nathania
3. 965 views
A car is stopped at a traffic light. It then travels along a straight road so that its distance fromthe light is given by x(t) =
1. 1 answer
2. asked by Anonymous
3. 964 views
a draft system, whether professional sports or the military, enable those who are hiring toA.avoid paying a living wage
1. 1 answer
2. asked by Brittany
3. 950 views
Harry and Angela look from their balcony to a swimming pool below that is 15 m from the bottom of their building. They estimate
1. 1 answer
2. asked by Happy Face-PLZ HELP!!
3. 946 views
what form do u use in vivirex. mi familia (vivir) cerca del parque
1. 1 answer
2. asked by sabih
3. 945 views
which of the following is true in regard to limited data sets>a. Patients must authorize the use of limited data sets. b. those
1. 1 answer
2. asked by Anonymous
3. 944 views
La a personal When should you use the personal a? Decide whether or not you need to use the construction in the following
1. 2 answers
2. asked by christopher
3. 935 views
“What features of the Constitution make it difficult for government to do or achieve anything? Why were they included?
1. 2 answers
2. asked by ingrid
3. 931 views
20.5 mL of oxalic acid,H2C2O4 were titrated with 0.800 M solution of lithium hydroxide. It took 40.0 mL of the base to reach the
1. 1 answer
2. asked by Ari
3. 920 views
I.use the chebyshev's theorem to find out what percentage of the values will fall between 201 and 257 for a data set with a mean
1. 1 answer
2. asked by mary
3. 918 views
the length of a rectangular jewlery box is 6 inches more than twice the width. the perimeter is 54 inches find length and width.
1. 2 answers
2. asked by donna
3. 891 views
in the sentence "He felt hungry and thought about the lunch wrapped in his handkerchief." which are the linking verbs and which
1. 3 answers
2. asked by Rob
3. 886 views
Which of the following is true about HIV testing?a. testing isn't normally necessary as HIV symptoms manifest early and are
1. 1 answer
2. asked by Anonymous
3. 876 views
a man has three golden spheres with radius 1mm,2mm,3mm,respectively. He plans to melt it and make a larger sphere. What will be
1. 1 answer
2. asked by Joyce
3. 872 views
What number is 240 less than 250?
1. 14 answers
2. asked by going crazy!!!!
3. 855 views
durante el dia (pasar) tiempo con mis amigos,what would be the form for the subject
1. 1 answer
2. asked by samuel
3. 848 views
Margarit liked to balance things. She balanced 3 pencil sharpeners and 2 one gram blocks witha 100 gram weight and another one
1. 1 answer
2. asked by Colton
3. 848 views

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