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May 18, 2010
in a shipment of 20 computers, 3 are defective
three computers are randomly selected and tested. what is the probability that all
3 answers
asked by
Sara!
7,675 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!
3 answers
asked by
Jakob
4,977 views
A circle has a radius of 6 inches. The circumscribed equilateral triangle will have an area of:?
3 answers
asked by
Kaley
4,277 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 answer
asked by
Anonymous
3,596 views
Two moles of a nonelectrolyte solute are dissolved in 1 kg of an unknown solvent. The solution freezes at 7.8 degrees Celsius
4 answers
asked by
Alyssa
3,596 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
2 answers
asked by
Jake
3,542 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 answer
asked by
George2
3,541 views
Which substance is an electrolyte?
C2H5OH C6H12O6 C12H22O11 CH3COOH
4 answers
asked by
b
3,348 views
in triangle ABC, angle a=120, b=10, and c=18. What is the area of triangle ABC tot he nearest square inch?
2 answers
asked by
Sally
2,882 views
Why did Grok jump up and down the first time he saw a variable in algerbra class?
11 answers
asked by
Austin
2,704 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?
7 answers
asked by
Kaley
2,619 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
3 answers
asked by
tiera
2,387 views
Decide whether or not the set is closed under addition.
{0, 1} A) Closed B) Not closed
1 answer
asked by
Annonom
2,190 views
This problem is from my chemistry book and I am having a little trouble with the intermediary steps:
Barium metal crystallizes in
1 answer
asked by
Tokey
2,115 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
2 answers
asked by
Annonom
2,044 views
a sample of gas is collected over water at a temperature of 35 degrees celcius when the barometric pressure reading is 742.0
2 answers
asked by
Jimmy
1,951 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 answer
asked by
Anonymous
1,851 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
3 answers
asked by
Kim
1,810 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
2 answers
asked by
Sally
1,726 views
A pentagon with the a perimeter of 45 feet , what is the area
1 answer
asked by
dee
1,658 views
Predict the effect of each of the following on the indicated equilibrium system in terms of which reaction will be favored
1 answer
asked by
abby
1,597 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 answer
asked by
Anonymous
1,501 views
Calculate the molar masses of copper (II) nitrate trihydrate and of the precipitate formed by this reaction.
Are these steps
1 answer
asked by
Sarah
1,369 views
Ammonium carbonate (solid) decomposes when heated to produce three gaseous products - ammonia, water, and carbon dioxide.
1.
1 answer
asked by
jake
1,336 views
What three things are required to produce voltage? These three things are the fundamentals of how an electrical generator works.
2 answers
asked by
MW
1,313 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?
3 answers
asked by
Anonymous
1,311 views
if a circle has a radius of 6 inches,what will the area of the circumscribed equilateral triangle be?
1 answer
asked by
kimber
1,288 views
select at least 5 more Pythagorean Triples. Show why your 5 sets of Pythagorean Triples work in the Pythagorean Theorem formula.
2 answers
asked by
connie
1,273 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 answer
asked by
john
1,253 views
Use the distributive property of multiplication over addition to rewrite the sum as a product of two factors, where one of the
3 answers
asked by
Annonom
1,223 views
what would be the concentration of chromate ion in a saturated solution of CaCrO4 (Ksp= 7.1x10^-4)
1 answer
asked by
Anonymous
1,220 views
Can you check if all the words are possible (especially those regarding clothes)? Thank you very much in advance.
1)You mustn't
2 answers
asked by
Franco
1,194 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
3 answers
asked by
Kaley
1,192 views
So far as we know, the Vikings stopped visiting North America in the eleventh century. Imagine you belong to a small viking
3 answers
asked by
adam
1,185 views
Why is time such an important factor in financial matters? How does the frequency of interest compounding, regardless of the
1 answer
asked by
Jen
1,127 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
3 answers
asked by
Viola
1,119 views
How many days are there until June 7th? (from today)
Thanks -MC
3 answers
asked by
mysterychicken
1,100 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
0 answers
asked by
Lori
1,089 views
How to solve
Log (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 answer
asked by
Anonymous
1,088 views
my is elderly people things
to start a presentation goes like this ............. 'cities needs to provide services to all
1 answer
asked by
anu
1,082 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
4 answers
asked by
Annonom
1,077 views
what would be the concentration of chromate ion, CrO4^-2, in a saturated solution of CaCrO4. (Ksp= 7.1x10^-4)
1 answer
asked by
Aimee
1,069 views
How has he Suez Canel been a catalyst for nationalism in Egypt?
0 answers
asked by
Rico
1,061 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 answer
asked by
Cole
1,053 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 answer
asked by
Kaley
1,039 views
You roll a blue number cube and a green number cube. find each probability.
P(blue 1 green 1 or 2)
1 answer
asked by
kathy
1,034 views
the solubility of BaCO3(s) in water is 4.0X10^-5 M. Calculate the value of Ksp for BaCO3
can someone please walk me through this?
5 answers
asked by
Ashely
1,024 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?
0 answers
asked by
Anonymous
1,020 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
2 answers
asked by
anonymous
1,014 views
does the half life formula t=ln2/k give sec as unit or min as unit
1 answer
asked by
bme1
1,010 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 answer
asked by
Felicia
1,005 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 answer
asked by
Austin
1,000 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}
3 answers
asked by
Aaron
999 views
In Triangle RST, m<S=90, RS=5, and ST=12. Find Cosine T
2 answers
asked by
james
995 views
y varies directly as x, and y=20 when x=5
1 answer
asked by
Austin
969 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 answer
asked by
rfvv
965 views
1.1 yards=1 meter/80 square yards sold @ $8.50 per yard=$680.00 What would this be in meters?
2 answers
asked by
Tracy
956 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 answer
asked by
Jasmine Hicks
956 views
x^2+y=9, x-y+3=0. Need to solve using substitution method.
2 answers
asked by
Keith
950 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 answer
asked by
jasmine
946 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
3 answers
asked by
buggy
933 views
Why do we have to heat KMnO4 solution when we have to do the titration with the oxalate ions for such reaction?
1 answer
asked by
Tukana
930 views
what are the distinguishing features of vertebrates, eutherians, primates and artiodactyls
0 answers
asked by
anonymous
921 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 answer
asked by
Kaley
916 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 answer
asked by
Kaley
906 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 answer
asked by
werwer
890 views
Is 'money' an abstract noun or a material noun?
1 answer
asked by
rfvv
884 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
0 answers
asked by
Jawn
876 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 answer
asked by
ablin
852 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 answer
asked by
Franco
852 views
in triangle abc, angle c is a right angle, AC=8,Bc=15 and AB=17
a.find Sine a b.Find cosine A c.Find Sine B d. Find COsine B E.
0 answers
asked by
james
846 views
how to solve y= 3cos2x + 5
pls help me
1 answer
asked by
emily
830 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 answer
asked by
hongkong
821 views
what are the problems caused by drought?
1 answer
asked by
kirubel
794 views
Describe the geography of southern South American and howhis geography influeces economic activity?
1 answer
asked by
Rico
789 views
What is the chemical equation for:
1. Cyclohexane and Potassium Manganate VII 2. Cyclohexen and Potassium Manganate VII
0 answers
asked by
Abigail
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 answer
asked by
Kaley
765 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 answer
asked by
kimber
763 views
6^2-13x-28
36-13x-28 -13x=-36-28 x=8/13 could you check this problem it had to be done and turn in tonight.
6 answers
asked by
Johnnie J
762 views
Which of the following experimental conditions describe a reaction which is kinetically controlled?
These conditions do not
1 answer
asked by
anonymous
742 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 answer
asked by
patricia
740 views
How to solve
Log (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 answer
asked by
Anonymous
740 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 answer
asked by
fko
737 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 answer
asked by
Annonom
732 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
2 answers
asked by
Toni
731 views
Use two commas around “extra information” in a sentence to show that it is not important to the meaning of that sentence if
4 answers
asked by
lisa
730 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 answer
asked by
terry
726 views
1) Write a balanced chemical equation for the reaction between Cu(NO3)2 * 3 H2O and NaOH. Underline the formula for the
1 answer
asked by
Sarah
716 views
Explain how major laws and regulations influence organization accountability. Describe how this might be different in a
0 answers
asked by
DIANE
714 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 answer
asked by
Sunny
711 views
: Fractions are an important part of your daily lives. Describe some practical applications for fractions in your daily life and
1 answer
asked by
ree
706 views
The game of dots is played by rolling a fair die and
receiving $1 for each dot showing on the top face of the die. What cost
3 answers
asked by
Lisa
697 views
The coordinating conjunctions that can be used to combine two complete sentences with a comma are “for, and, nor, because,
3 answers
asked by
lisa
695 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
0 answers
asked by
y912f
691 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 answer
asked by
Jamal
684 views
Post a 200- to 300-word response to the following: You have been hired into a new company to oversee the accounting department.
0 answers
asked by
Nikki
678 views
At the end of April, ABC company had a balance of $37,910 in vacations benefits payable account. During May, employers earned an
0 answers
asked by
Katie
662 views
i am writing a compare/contrast essay on love vs. infatuation and need a thesis statement. any thoughts?
1 answer
asked by
Anonymous
661 views
i can not seem to answer these questions in the proper format please help me
¿Qué estación sigue al invierno? i put Después
2 answers
asked by
help please
658 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
0 answers
asked by
buggy
655 views
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