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Questions Asked on April 17, 2013

Write the equation for the decomposition of water into its elements. Phase symbols are not graded.
1. 7 answers
2. asked by lee
3. 14,423 views
One day at 3:00 a.m., the temperature was -13 degrees f in Kodiak, Alaska. At 10:00 a.m., the temperature was 22 degrees f. What
1. 142 answers
2. asked by karolina vida
3. 11,866 views
An elevator on the tenth floor goes down nine floors. Then it goes up 19 floors, down 3, and finally down 12. What floor does it
1. 35 answers
2. asked by karolina vida
3. 9,800 views
A mountain climber on Mt. Everest is at 29,035 feet above sea level. A stone at the bottom of the Dead Sea is at 1,349 ft below
1. 59 answers
2. asked by karolina vida
3. 9,595 views
Write a net ionic equation to show that quinoline, C9H7N, behaves as a Bronsted-Lowry base in water.
1. 2 answers
2. asked by Leslie
3. 9,143 views
How many ways can 3 students be chosen from a class of 20 to represent their class at a banquet? (1 point)6,840 3,420 1,140
1. 7 answers
2. asked by Anonymous
3. 7,962 views
A back-to-back stem-and-leaf plot showing the points scored by each player on two different basketball teams is shown below.
1. 7 answers
2. asked by Anonymous
3. 5,613 views
A display of cans on a grocery shelf consists of 20 cans on the bottom, 18 cans in the next row, and so on in an arithmetic
1. 2 answers
2. asked by Jnr John
3. 4,908 views
does the data in the table represent a direct variation or an inverse variation?x 2 4 8 12 y 4 2 1 2/3 Choices: inverse
1. 5 answers
2. asked by James
3. 4,811 views
3 Ce4+(aq) + Cr(s) �¨ 3 Ce3+(aq) + Cr3+(aq)What is the emf of this cell when [Ce4+] = 2.9 M, [Ce3+] = 0.11 M, and [Cr3+] =
1. 2 answers
2. asked by sarah
3. 4,733 views
Write the balanced chemical equation for the Habor-Bosch process, that is, the combination of nitrogen and hydrogen to form
1. 3 answers
2. asked by lee
3. 4,220 views
A light flashes every 15 minutes. a second light flashes every 18 minutes. both lights flash together are 2 a.m. What will the
1. 3 answers
2. asked by Rach
3. 4,189 views
After knee surgery, your trainer tells you to return to yuor jogging program slowly. He suggests jogging for 12 minutes each day
1. 4 answers
2. asked by Jnr John
3. 3,980 views
a circle is divided into 18 equal parts. how many degrees is the angle for each part? how many degrees is the angle for 5 parts?
1. 30 answers
2. asked by Anonymous
3. 3,789 views
Concentrated sulphuric acid has a density of 1.9 g/ml and is 99% H2SO4 by weight. calculate the molarity of H2SO4 in this acid.
1. 7 answers
2. asked by Kvs
3. 3,519 views
You complain that the hot tub in your hotel suite is not enough. The hotel tells they will increase the temperature by 10% each
1. 2 answers
2. asked by Seth
3. 3,044 views
find the measure of the smallest angle , angle hfg , if angle ghf=92 degrees and angle hgf = 72 degrees
1. 2 answers
2. asked by lamar
3. 2,966 views
Solve.There are 18 boys in a class. There are w fewer boys than girls. How many students are there in the class?
1. 5 answers
2. asked by Janey
3. 2,537 views
Find an exponential function of the formf(x) = ba^x that has the given y-intercept and passes through the point P. y-intercept
1. 1 answer
2. asked by Paul
3. 2,417 views
Ok if I have a rectangle MNOP ~ rectangle STUV. what is the length of TU with a line over TU?First rectangle is MNOP with 10 on
1. 13 answers
2. asked by Tamara
3. 2,409 views
Sage has a hot dog stand. Last week he spent $13 for hot dogs and supplies. He earned $25. What was his profit?
1. 8 answers
2. asked by Celest
3. 2,342 views
4.The data in the table are linear. Use the table to find the slope. TABLE: x: 2 4 6 8 y: 1 -2 -5 -8 3/2 -3/2 -2/3 2/3 7. Find
1. 3 answers
2. asked by Delilah
3. 2,151 views
4.Two leaders who contributed to independence in South America were (1 point) Miguel Hidalgo and Jose Morelos. Jose de San
1. 3 answers
2. asked by Delilah
3. 2,138 views
Find a6 for an arithmetic sequence where a1=3x+1 and d=2x+6 . I can't even solve it because I do not have any idea.
1. 1 answer
2. asked by Jnr John
3. 2,000 views
An aqueous solution of NaCl freezes at -1.6ºC. At what temperature will it boil? Given that K(b) for water is 0.52 deg m^-1.
1. 1 answer
2. asked by steph
3. 1,970 views
If you begin with 10. liters of 0.15 M NaCl, what mass of NaOH can be formed?2 NaCl(aq) + 2 H2O(liq) �¨ H2(g) + Cl2(g) + 2
1. 2 answers
2. asked by Kaleb
3. 1,936 views
for input output tables input is 1,2,3,4,5,6 and output is 5,7,9,11,13,15 what is the input output rule?
1. 3 answers
2. asked by chelly
3. 1,889 views
You visit the Grand Canyon and drop a penny off the edge of a cliff. The distance the penny will fall is 16 feet the first
1. 1 answer
2. asked by Jnr John
3. 1,753 views
How many ways can the manager of a baseball team put together a batting order of his nine players, if theshortstop must bat 3rd?
1. 1 answer
2. asked by Hannah
3. 1,751 views
Consider two cells, the first with Al and Ag electrodes, and the second with Zn and Ni electrodes, each in appropriate 1.00 M
1. 1 answer
2. asked by Lana
3. 1,717 views
Exam Grades. A statistics professor is used to having a variance in his class grades of no more than 100. He feels that his
1. 1 answer
2. asked by Gabriela
3. 1,688 views
Write a program that requests the numeric grades on a midterm and a final exam and then uses a Function procedure to assign a
1. 2 answers
2. asked by Shirley
3. 1,650 views
paul made 11 out of 12 shots he took at hockey practice yesterday. What percent of his shots did he made
1. 5 answers
2. asked by Tiara
3. 1,531 views
Which of the following is NOT true about persuasive speaking compared to informative speaking?
1. 2 answers
2. asked by jack
3. 1,522 views
A gas absorbs 25kj of heat and does 12kj of work calculate (triangle) E
1. 1 answer
2. asked by S
3. 1,494 views
How many grams of magnesium nitride are formed from 45.1 moles of magnesium?
1. 1 answer
2. asked by Sophie
3. 1,468 views
Monitoring comprehension by rereading can be especially useful in understanding the meaning of difficult words. (1 point)true
1. 3 answers
2. asked by Delilah
3. 1,464 views
A bag contains three green Christmas ornaments and four gold ornaments. If you randomly pick twoornaments from the bag, at the
1. 2 answers
2. asked by Hannah
3. 1,462 views
Mrs. Kay who is 24 years old plans to retire at the age of 60. Mrs. Kay would like to be able to withdraw $120,000 per year from
1. 1 answer
2. asked by julia
3. 1,454 views
(Simple Spending Multiplier) For each of the following values for the MPC (marginal propensity toconsume), determine the size of
1. 2 answers
2. asked by Kay
3. 1,453 views
What mass of precipitate will form if 1.50L of concentrated Pb(ClO3)2 is mixed with 0.200L of 0.280M of NaI? Assume the reaction
1. 1 answer
2. asked by Katherine
3. 1,449 views
A purchasing agent at the Kelly Bread Company wants to estimate the mean dailyusage of rye flour. She takes a sample for 50
1. 1 answer
2. asked by Jamie
3. 1,412 views
brian cut an extra large round pizza into 12 pieces. 7 of the pieces were eaten. what angle measure of pizza is left?
1. 20 answers
2. asked by Jordyn
3. 1,400 views
I am so lost I have a problem. Two congruet figures.First trapezoid: 1 side b is 10 1 short base prarallel 6 Angle D 86 degrees
1. 1 answer
2. asked by Corey
3. 1,377 views
A current of 3.04 A is passed through a Cr(NO3)2 solution for 1.80 hours. How much chromium is plated out of the solution?
1. 2 answers
2. asked by Lana
3. 1,371 views
Suppose we have a solution of lead nitrate, Pb(NO3). A solution of NaCl(aq) is added slowly until no further precipitation
1. 1 answer
2. asked by Katherine
3. 1,343 views
3) for any factorable trinomial x^2+bx+c, will the absolute value of b sometimes,always, or never be less than the absolute
1. 5 answers
2. asked by hi
3. 1,340 views
A current of 4.60 A is passed through a Cr(NO3)2 solution for 1.10 hours. How much chromium is plated out of the solution?
1. 1 answer
2. asked by Help
3. 1,335 views
The only force acting on a particle is conservative force F. If the particle is at point A, the potential energy of the system
1. 1 answer
2. asked by Sara
3. 1,264 views
Meagan bought a 3 liter soda and a bag of cups to a party. Each cup holds a volume of 250ml How many cups will be needed for
1. 1 answer
2. asked by Jerald
3. 1,243 views
_______ pantalones son bonitos y el precio no es muy alto.
1. 3 answers
2. asked by savanna!!!
3. 1,242 views
Pt | Cr3+ (2.7010-4 M), Cr2+ (0.500 M) || Pb2+ (0.0710 M) | PbConsider the following electochemical cell. Calculate the voltage
1. 0 answers
2. asked by sarah
3. 1,203 views
identify and describe 3 environmental health hazards that cause ill health,accidents,crises,and disaster
1. 1 answer
2. asked by msela
3. 1,141 views
A mountain climber on Mt. Everest is at 29,035 feet above sea level. A stone at the bottom of the Dead Sea is at 1,349 ft below
1. 2 answers
2. asked by karolina vida
3. 1,124 views
calculate how many grams of chloride ions are present in 50 grams of ocean salts
1. 3 answers
2. asked by T-perry
3. 1,122 views
59.0 mL of a 1.40 M solution is diluted to a total volume of 278 mL. A 139-mL portion of that solution is diluted by adding 129
1. 1 answer
2. asked by lee
3. 1,121 views
A 2.304 gram sample containing an unknown amount of arsenic trichloride and the rest inerts was dissolved into a NaHCO3 and HCl
1. 0 answers
2. asked by Jessica
3. 1,119 views
anderson inc has 5,000,0000 debt at 10% per year, sale of 10,000,000, a tax rate of 40% and a net profit margin of 6%, what is
1. 0 answers
2. asked by Sarah
3. 1,100 views
critically discuss 6 ways in which the environmental health hazard can impact negatively on one's health
1. 1 answer
2. asked by msela
3. 1,098 views
1------------the act of bringing land into U.S.through agreement of a majority of congress.Texas and hawai joined the U.S.in
1. 7 answers
2. asked by joy
3. 1,078 views
7.A portion of the forest has been set aside as a bird ___ for the protection of endangered species in the areasanctuary 17.Can
1. 2 answers
2. asked by Jerald
3. 1,063 views
A mountain climber on Mt. Everest is at 29,035 feet above sea level. A stone at the bottom of the Dead Sea is at 1,349 ft below
1. 1 answer
2. asked by karolina vida
3. 1,030 views
∫3 at top and 2 at bottomx/x^2+1 dx = ? if you could show steps that would be great thanks
1. 2 answers
2. asked by Bob
3. 1,006 views
3PbO + 2NH3 ---> 3Pb + N2 + 3H2OBased on the above balanced equation, If given 12.6 moles of NH3, how many moles of lead (Pb)
1. 0 answers
2. asked by Ali
3. 1,004 views
Tungsten trioxide (WO3) has a rich yellow color and is often used as a pigment in ceramics and paints. In order to test a
1. 0 answers
2. asked by Jessica
3. 995 views
1. Which of the following shows the correct sequence of energy transformations when listening to the radio?electrical; kinetic;
1. 3 answers
2. asked by Rebekah
3. 994 views
Jessica wants to seed her backyard with grass seed. Her yard is 120 fet long and 90 feet wide. If Jessica buys bags of seeds
1. 2 answers
2. asked by Ariana
3. 990 views
Ok if I have a rectangle MNOP ~ rectangle STUV. what is the length of TU with a line over TU?First rectangle is MNOP with 10 on
1. 1 answer
2. asked by Tamara
3. 950 views
Write expression as one logarithm and simplify if appropriate.log 3√x + log x^4 - log x^3 4 log (x+3) - 5 log (x^2+4) + 1/3
1. 1 answer
2. asked by Deb
3. 940 views
In acidic solution copper(I) ion is oxidized to copper(II) ion by nitrate ion.I got Cu^+(aq) + NO_3^-(aq) --> Cu^2+(aq) +
1. 0 answers
2. asked by sarah
3. 928 views
How many electrons can have the quantum numbers n=4; l=2; ml=2 in an atom?
1. 1 answer
2. asked by Monika
3. 928 views
How can you remember facts about the revolutionary war
1. 1 answer
2. asked by B
3. 923 views
identify and describe 3 environmental health hazards that cause ill health or disasters in south africa and globally
1. 1 answer
2. asked by nepss
3. 899 views
(Simple Spending Multiplier) Suppose that the MPC is 0.8, while investment, government purchases, andnet exports sum to $500
1. 1 answer
2. asked by Kayden
3. 889 views
Your parents are buying a house for $180,000. They have a good credit rating, aremaking a 20% down payment, and expect to pay
1. 2 answers
2. asked by jeanette
3. 874 views
Taxes:Along with incomes, peoples charitable contributions have steadily increased over the past few years. The table shows the
1. 1 answer
2. asked by Emily
3. 854 views
e.g. I plant potatoes shopping tomorrow.(How can I change this sentence into a correct sentence? Would you correct it?)
1. 1 answer
2. asked by rfvv
3. 848 views
If 45g of a 2.2% NaHCo3 solution is to be prepared how many grams of NaHCo3 are needed
1. 1 answer
2. asked by Karla
3. 844 views
Jill said that an angle is made of two rays. Is she correct? Explain
1. 2 answers
2. asked by Sharon
3. 843 views
Find the arc length of the curve described by the parametric equation over the given interval:x=t^(2) + 1 y=2t - 3 0<t<1
1. 2 answers
2. asked by Liz
3. 837 views
You have 67.0 mL of a 0.400 M stock solution that must be diluted to 0.100 M. Assuming the volumes are additive, how much water
1. 3 answers
2. asked by lee
3. 836 views
A ball's projected at an angle X to the horizontal from a cliff 96 metres high and strikes the ground at a distance of 260
1. 1 answer
2. asked by Jaden K Hove
3. 813 views
find all values of k so that each polynomial can be factored using integers1) x^2+kx-19 2) x^2-8x+k, k>0
1. 15 answers
2. asked by hi
3. 806 views
A current of 4.60 A is passed through a Cr(NO3)2 solution for 1.10 hours. How much chromium is plated out of the solution?
1. 1 answer
2. asked by Help
3. 802 views
The point (x,y) lies on both conics x2+xy+x=81 and y2+xy+y=51. Given that x+y is positive, determine the value of x+y.
1. 2 answers
2. asked by ayan
3. 792 views
Which set of parametric equations corresponds to this rectangular equation? y=2x-(x^2 / 10)A. x=4t, y=4t-(t^2 /10) B. x=2t,
1. 1 answer
2. asked by Chris Math Hw Help
3. 792 views
You complain that the hot tub our hotel suite is not enough. The hotel tells you that they will increase the temperature by 10%
1. 2 answers
2. asked by Jnr John
3. 779 views
If, I ahve a trapezoid with two anglesAngle 86 degrees and 41 degrees and angle A 133 degrees then,side b 10 Short base 6 How do
1. 17 answers
2. asked by Corey
3. 735 views
How do you solve these type of equations?2(-3x+1.5)=6 Can you please explain it to me?
1. 2 answers
2. asked by Bella
3. 731 views
Calculate the pH of a 50.0 mL solution 0.0120 M ethylaminium chloride (C2H5NH3Cl ) and 0.0360 M ethylamine C2H5NH2. Kb = 4.3 x
1. 1 answer
2. asked by m
3. 724 views
Calculate the freezing point and boiling point of a solution that contains 56.8 g NaCl and 32.0 g KBr dissolved in 750.3 mL H2O.
1. 1 answer
2. asked by Alex
3. 724 views
The water passing over Victoria Falls, located along the Zambezi River on the border of Zimbabwe and Zambia, drops about 109 m.
1. 0 answers
2. asked by zena
3. 714 views
A golf ball (m=0.46g is struck by a club on a 50 deg. angle over 7ms. If the bll lands 200 m away, what is the force delivered
1. 0 answers
2. asked by HELP
3. 710 views
A singly charged positive ion has a mass of 2.74 10-26 kg. After being accelerated through a potential difference of 268 V, the
1. 1 answer
2. asked by Joe
3. 699 views
differece between subject pronoun, object pronoun, reflexive pronoun intensive pronoun. how are they used and examples.we've
1. 3 answers
2. asked by li
3. 699 views
Could cattle ranchers have stopped the decline of the cattle industry that occurred in the late 1880's?My answer: No, because
1. 3 answers
2. asked by Anonymous
3. 696 views
A small block of mass 0.5 kg is released from rest at the top of a ramp of mass 3 kg that sits on a frictionless horizonal
1. 1 answer
2. asked by HELP
3. 690 views
Parallel Structure?....You should do either your homework or practice your clarinet.
1. 1 answer
2. asked by Tianna
3. 689 views
Which of the following issues was not on the agenda of the National Organization for Women in the late 1960s a and early 1970s?a
1. 3 answers
2. asked by kristina
3. 686 views
Estimate the equilibrium constant for the weak acid HCN, if a 4.68×10-3 M aqueous solution of HCN has a [H+] 0.00000151 M (make
1. 1 answer
2. asked by Anna
3. 672 views

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