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Questions Asked on May 18, 2010

in a shipment of 20 computers, 3 are defectivethree computers are randomly selected and tested. what is the probability that all
1. 3 answers
2. asked by Sara!
3. 7,699 views
How many individual hydroxide ions (OH)- are found in 13.4mL of 0.586M Ba(OH)2?I'm not quite sure how to do this. Thank you!
1. 3 answers
2. asked by Jakob
3. 5,008 views
A circle has a radius of 6 inches. The circumscribed equilateral triangle will have an area of:?
1. 3 answers
2. asked by Kaley
3. 4,301 views
Two moles of a nonelectrolyte solute are dissolved in 1 kg of an unknown solvent. The solution freezes at 7.8 degrees Celsius
1. 4 answers
2. asked by Alyssa
3. 3,622 views
A satellite orbits the earth at a distance of 10,000 miles from the earth's center. At this distance the force of gravity on the
1. 1 answer
2. asked by Anonymous
3. 3,609 views
I am suppose to calculate the theoretical amount (volume) of 3M sodium hydroxide needed to convert 1.5 g of benzoic acid to its
1. 2 answers
2. asked by Jake
3. 3,562 views
4) Which of the following is the most effective buffer system for a pH value of 4.45?a. H2CO3/HCO3- (K1 = 4.4 * 10-7) b.
1. 1 answer
2. asked by George2
3. 3,558 views
Which substance is an electrolyte?C2H5OH C6H12O6 C12H22O11 CH3COOH
1. 4 answers
2. asked by b
3. 3,376 views
in triangle ABC, angle a=120, b=10, and c=18. What is the area of triangle ABC tot he nearest square inch?
1. 2 answers
2. asked by Sally
3. 2,896 views
Why did Grok jump up and down the first time he saw a variable in algerbra class?
1. 11 answers
2. asked by Austin
3. 2,719 views
What is the ratio of the area of triangle XBY to the area of triangle ABC for the given measurements, if XY is similar to AC?
1. 7 answers
2. asked by Kaley
3. 2,641 views
a 90.0 kg person stands 1.00 m from a 60.0 kg person sitting on a bench nearby. what is the magnitude of the gravitalional force
1. 3 answers
2. asked by tiera
3. 2,404 views
Decide whether or not the set is closed under addition.{0, 1} A) Closed B) Not closed
1. 1 answer
2. asked by Annonom
3. 2,202 views
This problem is from my chemistry book and I am having a little trouble with the intermediary steps:Barium metal crystallizes in
1. 1 answer
2. asked by Tokey
3. 2,138 views
Convert the base-ten number to a numeral in the indicated base.503 to base five A) 3040five B) 4030five C) 3004five D) 4003five
1. 2 answers
2. asked by Annonom
3. 2,069 views
a sample of gas is collected over water at a temperature of 35 degrees celcius when the barometric pressure reading is 742.0
1. 2 answers
2. asked by Jimmy
3. 1,975 views
the Ksp of Ag2CO3 is 8.1x10-12. what is the molar solubility of silver carbonate?can you please walk me through this?
1. 1 answer
2. asked by Anonymous
3. 1,877 views
correct or incorrect?Sally wants a new bicycle,but her mother and father will not buy her one. My little sister is a big
1. 3 answers
2. asked by Kim
3. 1,827 views
The expression (3-7i)^2 is equivilant to? i know what the answer is im just not sure how to get it please help
1. 2 answers
2. asked by Sally
3. 1,740 views
A pentagon with the a perimeter of 45 feet , what is the area
1. 1 answer
2. asked by dee
3. 1,670 views
Predict the effect of each of the following on the indicated equilibrium system in terms of which reaction will be favored
1. 1 answer
2. asked by abby
3. 1,621 views
the concentration of Ag+ in a saturated solution of Ag2Cro4 is 1.6x10^-4 M. what is the Ksp value for Ag2Cro4?the solubility of
1. 1 answer
2. asked by Anonymous
3. 1,522 views
Calculate the molar masses of copper (II) nitrate trihydrate and of the precipitate formed by this reaction.Are these steps
1. 1 answer
2. asked by Sarah
3. 1,398 views
Ammonium carbonate (solid) decomposes when heated to produce three gaseous products - ammonia, water, and carbon dioxide.1.
1. 1 answer
2. asked by jake
3. 1,362 views
What three things are required to produce voltage? These three things are the fundamentals of how an electrical generator works.
1. 2 answers
2. asked by MW
3. 1,331 views
a gas has a volume of 1.75 L at -23 degrees C and 150.kPa What temp would the gas occupy 1.30 L at 210.kPa?
1. 3 answers
2. asked by Anonymous
3. 1,324 views
if a circle has a radius of 6 inches,what will the area of the circumscribed equilateral triangle be?
1. 1 answer
2. asked by kimber
3. 1,308 views
select at least 5 more Pythagorean Triples. Show why your 5 sets of Pythagorean Triples work in the Pythagorean Theorem formula.
1. 2 answers
2. asked by connie
3. 1,295 views
A 125-newton box rests on a plank 3.00 meters long, one end of which is 1.00 meters higher than the other end. Find the
1. 1 answer
2. asked by john
3. 1,276 views
Use the distributive property of multiplication over addition to rewrite the sum as a product of two factors, where one of the
1. 3 answers
2. asked by Annonom
3. 1,242 views
what would be the concentration of chromate ion in a saturated solution of CaCrO4 (Ksp= 7.1x10^-4)
1. 1 answer
2. asked by Anonymous
3. 1,238 views
Can you check if all the words are possible (especially those regarding clothes)? Thank you very much in advance.1)You mustn't
1. 2 answers
2. asked by Franco
3. 1,213 views
One side of a triangle is 15 inches, and the area of the triangle is 90 square inches. What is the area of a similar triangle in
1. 3 answers
2. asked by Kaley
3. 1,208 views
So far as we know, the Vikings stopped visiting North America in the eleventh century. Imagine you belong to a small viking
1. 3 answers
2. asked by adam
3. 1,207 views
Why is time such an important factor in financial matters? How does the frequency of interest compounding, regardless of the
1. 1 answer
2. asked by Jen
3. 1,147 views
Hi, I have got question about hinduism.How is life seen from a Hindu's point of view? LIfe contains a number of different phases
1. 3 answers
2. asked by Viola
3. 1,135 views
How many days are there until June 7th? (from today)Thanks -MC
1. 3 answers
2. asked by mysterychicken
3. 1,112 views
How to solveLog (9x+5) - Log ((x^2)-1) = 1/2 16 16 (The 16 is from the logarithmic function : b) (y=log x) b Could anyone post
1. 1 answer
2. asked by Anonymous
3. 1,104 views
Find all values of the missing digit that make the statement true.5,33_ is divisible by 11. A) 8 B) 6 C) 1 D) 5
1. 4 answers
2. asked by Annonom
3. 1,102 views
Lee-Foods, Inc., sells 55-pound bags of tomatoes for $12 a bag.The fixed costs of this operation are $79,000, while the variable
1. 0 answers
2. asked by Lori
3. 1,101 views
my is elderly people thingsto start a presentation goes like this ............. 'cities needs to provide services to all
1. 1 answer
2. asked by anu
3. 1,098 views
How has he Suez Canel been a catalyst for nationalism in Egypt?
1. 0 answers
2. asked by Rico
3. 1,095 views
what would be the concentration of chromate ion, CrO4^-2, in a saturated solution of CaCrO4. (Ksp= 7.1x10^-4)
1. 1 answer
2. asked by Aimee
3. 1,092 views
A planoconvex lens is to have a focal length of 28.5 cm. If made from fused quartz, what must be the radius of curvature of the
1. 1 answer
2. asked by Cole
3. 1,067 views
What is the ratio of the area of triangle XBY to the area of the triangle ABC for the given measurements, if XY is similar to
1. 1 answer
2. asked by Kaley
3. 1,058 views
You roll a blue number cube and a green number cube. find each probability.P(blue 1 green 1 or 2)
1. 1 answer
2. asked by kathy
3. 1,051 views
the solubility of BaCO3(s) in water is 4.0X10^-5 M. Calculate the value of Ksp for BaCO3can someone please walk me through this?
1. 5 answers
2. asked by Ashely
3. 1,041 views
A 50-mL Mohr buret is connected to a 1-ft length of capillary tubing. The buret is then filled with water and the volume of
1. 2 answers
2. asked by anonymous
3. 1,039 views
How would you evaluate this n^(log(n lowered)3)?I don't know how to make the n lower than the log. What would the answer be?
1. 0 answers
2. asked by Anonymous
3. 1,037 views
does the half life formula t=ln2/k give sec as unit or min as unit
1. 1 answer
2. asked by bme1
3. 1,027 views
The circumference,y, of a circle varies directly with the diameter,x, of the circle. Write an equation if y=44cm when x=14cm.
1. 1 answer
2. asked by Austin
3. 1,024 views
The number of accidents that occur at the intersection of Pine and Linden streets between 3 p.m. and 6 p.m. on Friday afternoons
1. 1 answer
2. asked by Felicia
3. 1,018 views
In which pair(s) would boiling occur? (Each pair corresponds to one row of the table)a. 760 {mm,Hg} 700 {mm, Hg} b. 480 {torr}
1. 3 answers
2. asked by Aaron
3. 1,014 views
In Triangle RST, m<S=90, RS=5, and ST=12. Find Cosine T
1. 2 answers
2. asked by james
3. 1,012 views
y varies directly as x, and y=20 when x=5
1. 1 answer
2. asked by Austin
3. 985 views
Why is the future of solar energy bright?1. Every year, solar cells are becoming cheaper and better. Solar energy is also clean
1. 1 answer
2. asked by rfvv
3. 981 views
If the area of the trapezoid below is 75 square units, what is the value of x? If necessary, round your answer to two decimal
1. 1 answer
2. asked by Jasmine Hicks
3. 970 views
1.1 yards=1 meter/80 square yards sold @ $8.50 per yard=$680.00 What would this be in meters?
1. 2 answers
2. asked by Tracy
3. 969 views
A clear colorless liquid in an open beaker was heated to boiling. The liquid began to boil at 110°C, and as vapors escaped, the
1. 1 answer
2. asked by jasmine
3. 968 views
x^2+y=9, x-y+3=0. Need to solve using substitution method.
1. 2 answers
2. asked by Keith
3. 964 views
A square with sides of is inscribed in a circle. What is the area of one of the sectors formed by the radii to the vertices of
1. 3 answers
2. asked by buggy
3. 954 views
Why do we have to heat KMnO4 solution when we have to do the titration with the oxalate ions for such reaction?
1. 1 answer
2. asked by Tukana
3. 945 views
what are the distinguishing features of vertebrates, eutherians, primates and artiodactyls
1. 0 answers
2. asked by anonymous
3. 935 views
What is he ratio of the area of triangle XBY to the area of triangle ABC for the given measurements, if XY is similar to AC, and
1. 1 answer
2. asked by Kaley
3. 928 views
Is this true or false? Two similar hexagons have area 36 square inches and 64 square inches. The ratio of a pair of
1. 1 answer
2. asked by Kaley
3. 924 views
What do we assume about the volume of the actual molecules themselves in a sample of gas, compared to the bulk volume of the gas
1. 1 answer
2. asked by werwer
3. 904 views
The genetic code for an oak tree is(A) More similar to an ash tree than to a squirrel (B) more similar to a chipmunk than to a
1. 0 answers
2. asked by Jawn
3. 904 views
Is 'money' an abstract noun or a material noun?
1. 1 answer
2. asked by rfvv
3. 897 views
a force of 3.5 N is applied to a spring which obeys Hooke's law and produces and extension of 0.07m.calculate the spring
1. 1 answer
2. asked by ablin
3. 876 views
Thank you very much for your help. Can you please check these sentences, too?1) He recommended I should phone him that evening.
1. 1 answer
2. asked by Franco
3. 870 views
in triangle abc, angle c is a right angle, AC=8,Bc=15 and AB=17a.find Sine a b.Find cosine A c.Find Sine B d. Find COsine B E.
1. 0 answers
2. asked by james
3. 866 views
how to solve y= 3cos2x + 5pls help me
1. 1 answer
2. asked by emily
3. 850 views
If the rate of a reaction doubles for every 10 C rise in temperature, how much faster does the reaction proceed at 45 C than at
1. 1 answer
2. asked by hongkong
3. 830 views
Describe the geography of southern South American and howhis geography influeces economic activity?
1. 1 answer
2. asked by Rico
3. 809 views
what are the problems caused by drought?
1. 1 answer
2. asked by kirubel
3. 808 views
What is the chemical equation for:1. Cyclohexane and Potassium Manganate VII 2. Cyclohexen and Potassium Manganate VII
1. 0 answers
2. asked by Abigail
3. 803 views
The shortest side of a polygon of area 196 square inches is 4 inches long. What is the area of a similar polygon whose shortest
1. 1 answer
2. asked by kimber
3. 782 views
What is the ratio of the area of triangle XBY to the area of triangle ABC for the given measuremnts, if XYis similar to AC, and
1. 1 answer
2. asked by Kaley
3. 779 views
6^2-13x-2836-13x-28 -13x=-36-28 x=8/13 could you check this problem it had to be done and turn in tonight.
1. 6 answers
2. asked by Johnnie J
3. 771 views
Which of the following experimental conditions describe a reaction which is kinetically controlled?These conditions do not
1. 1 answer
2. asked by anonymous
3. 759 views
A baby rabbit moves 5 inches forward with each hop and his mother moves 14 inches forward with each hop. After the mother and
1. 1 answer
2. asked by fko
3. 759 views
Find the prime factorization of the number, and write it in exponent form.8775 A) 3^3 × 5^2 × 13 B) 3^3 × 5^3 × 13 C) 3 ×
1. 1 answer
2. asked by Annonom
3. 757 views
using a graph plot the following points: point 1 (1,0), point 2 (1,-1), point 3( 1,-2), point 4(2,-2)draw lines to connect from
1. 1 answer
2. asked by patricia
3. 757 views
How to solveLog (9x+5) - Log ((x^2)-1) = 1/2 16 16 (The 16 is from the logarithmic function : b) (y=log x) b Could anyone post
1. 1 answer
2. asked by Anonymous
3. 756 views
Use two commas around “extra information” in a sentence to show that it is not important to the meaning of that sentence if
1. 4 answers
2. asked by lisa
3. 747 views
An equation is not a function if even one x value produces ____ corresponding y value(s).a. one b. less than one c. more than
1. 2 answers
2. asked by Toni
3. 744 views
Six diseases/disorders terms, two from Chapter 7, two from Chapter 8, and two from Chapter 9.I a working on a APA document that
1. 1 answer
2. asked by terry
3. 742 views
Suppose you bought an 8% coupon bond one year ago for $1090.00. The bond sells for $1063.00 today. Assuming a $1000 face value,
1. 1 answer
2. asked by Sunny
3. 742 views
Explain how major laws and regulations influence organization accountability. Describe how this might be different in a
1. 0 answers
2. asked by DIANE
3. 736 views
: Fractions are an important part of your daily lives. Describe some practical applications for fractions in your daily life and
1. 1 answer
2. asked by ree
3. 732 views
1) Write a balanced chemical equation for the reaction between Cu(NO3)2 * 3 H2O and NaOH. Underline the formula for the
1. 1 answer
2. asked by Sarah
3. 729 views
The game of dots is played by rolling a fair die andreceiving $1 for each dot showing on the top face of the die. What cost
1. 3 answers
2. asked by Lisa
3. 725 views
The coordinating conjunctions that can be used to combine two complete sentences with a comma are “for, and, nor, because,
1. 3 answers
2. asked by lisa
3. 716 views
47. Following the breakup of the Soviet Union, what are some of the major problems faced by many of the new countries.(I don't
1. 0 answers
2. asked by y912f
3. 713 views
Post a 200- to 300-word response to the following: You have been hired into a new company to oversee the accounting department.
1. 0 answers
2. asked by Nikki
3. 702 views
a sample of air has a volume of 140.0 mL at 67 degrees C. At what temperature will its volume be 50.0 mL at constant pressure?
1. 1 answer
2. asked by Jamal
3. 697 views
i am writing a compare/contrast essay on love vs. infatuation and need a thesis statement. any thoughts?
1. 1 answer
2. asked by Anonymous
3. 681 views
At the end of April, ABC company had a balance of $37,910 in vacations benefits payable account. During May, employers earned an
1. 0 answers
2. asked by Katie
3. 677 views
i can not seem to answer these questions in the proper format please help me¿Qué estación sigue al invierno? i put Después
1. 2 answers
2. asked by help please
3. 674 views
The expression cos4x cos3x+ sin4x sin3x is equilvalent to?
1. 0 answers
2. asked by Sally
3. 670 views

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