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June 14, 2015
A pair of fair dice is rolled. What is the probability of each of the following? (Round your answers to three decimal places.)
(a
1 answer
asked by
Jay
4,735 views
Log10y+2log10x=2,express y in terms of x
4 answers
asked by
Shanaya
2,666 views
Four equivalent fraction of 2/3
5 answers
asked by
kamaksha
2,335 views
Aspirin is a monoprotic acid called acetylsalicylic acid. Its formula is HC9H7O4. A certain pain reliever was analyzed for
1 answer
asked by
walter
2,135 views
A basic amino acid,arginine,has a molar mass of 174g.mol^-1.it has the following percentage composition:41,38% carbon, 18,39% of
1 answer
asked by
bob
2,060 views
One advantage of the prismoidal formula is that you can use it to
a) calculate precise volumes of all prismoids b)calculate both
2 answers
asked by
Anonymous
1,650 views
Simplify the following expression to a single trigonometric term sin(360-x)*tan(-x)/cos(180 x)*(sin^2A cos^2A) answer=
1 answer
asked by
steve
1,479 views
What is the purpose of using templates in PowerPoint? A) integrates animation and audio automatically
B) inserts a consistent
1 answer
asked by
Carol
1,448 views
what is the freezing point of a solution that contains 20.2g of urea CO(NH2)2 in 295mL water? Assume a density of water of
1 answer
asked by
jennifer
1,311 views
CaCO3 2HCl forms CO2 CaCl2 H2O
1.calculate the molar mass of calcium chloride produce 2.calculate the number of moles of calcium
3 answers
asked by
kem
1,287 views
What is the hybridization of all the atoms (other than hydrogen) in each of the following species?
a) NH3 e) +NH4 i) H3O+ b) BH3
2 answers
asked by
Michelle
1,235 views
Marie and Pierre Curie coined which term to describe the ability of certain elements to give off radiation spontaneously?
Floresc
5 answers
asked by
I Need Help :/
1,223 views
how many grams of methanol must be added to 5.00kg of water to lower its freezing point to -12.0 degrees C? for each mole of
2 answers
asked by
jennifer
1,192 views
A stone is dropped from the top of a tall building and at the same time another stone is thrown vertically upward from the
1 answer
asked by
Aisha naabba
1,168 views
3 resistor in parallel have an equivalent resistance of 1000 ohms. If R2 is twice the value of R3 and trice the value of R1,
2 answers
asked by
shane
1,113 views
I am a 6 digit number between 600 000 and 700 000.My ones digit and tens digit have no values.One of my digits has a value of
2 answers
asked by
mark chester
1,083 views
Sharon made a scale drawing of a triangular park. The coordinates for the vertices of
the park are: (– 10, 5) (15, 5) (10, 12)
1 answer
asked by
carrie
1,051 views
A point charge 5 micro couloumb is at the centre of a cubical gaussian surface 100cm on edge. Calculate the electric flux
3 answers
asked by
clement
965 views
Write the following as an inequality.
6 is greater than y, and 1 is less than why. Use y only once in your inequality.
3 answers
asked by
Danelle
941 views
Find the number a such that the line x = a divides the region bounded by the curves x = y^2 − 1 and the y-axis into 2 regions
2 answers
asked by
Anonymous
901 views
A student prepares a solution of hydrochloric acid that is approximately 0.1 M and wanted to determine its precise
2 answers
asked by
walter
859 views
Magnesium metal reacts with hydrochlroic acid according to following reaction:
Mg(s) + 2HCl(aq) -> MgCl2(aq) + H2 (g) over
3 answers
asked by
Rez
800 views
"Stomach acid" is hydrochloric acid. A sample of gastric juice having a volume of 6.68 mL required 13.90 mL of 0.0161 M KOH
1 answer
asked by
walter
787 views
In a triangle ABC, angle B> angle C. If AM is the bisector of angle A and An is perpendicular to BC. Prove that angle
0 answers
asked by
AISHA
769 views
During the sequencing of dna into a protein, what is the first step?
1 answer
asked by
robert
769 views
Janet Jones borrowed $3,000 on 90-day 12 percent note. Janet paid $250 toward the note on day 35. On day 80 she paid an
0 answers
asked by
Anonymous
740 views
A 12.6 mL sample of vinegar, containing acetic acid, was titrated using 0.542 M NaOH solution. The titration required 24.1 mL of
3 answers
asked by
walter
724 views
Why did most major northeastern cities in the United States develop along the coast?
Need help A.S.A.P
4 answers
asked by
Anonymous
716 views
Can someone check if my sentences for my story are written correctly.. (punctuation, word placings. everything..)
1. Cette
14 answers
asked by
Gabs
710 views
This Canadian landform covers about half of the country.
Need help? confused.
5 answers
asked by
Sofia
705 views
A researcher measures how positive a person’s mood is and how creative he or she is, obtaining the following interval scores:
P
0 answers
asked by
baegirl
700 views
Byron’s house has a roof with dimensions shown. (Roof: 1m Height, 7m Hypotenuses, 12m length)
He knows that the average
1 answer
asked by
Alex
676 views
A researcher finds that the correlation between variable A and variable B is r = 1.20. She also finds that the correlation
1 answer
asked by
baegirl
676 views
The scores of an achievement test given to 100,000 students are normally distributed with mean 500 and standard deviation
0 answers
asked by
Biriemi powei
658 views
Fill in the missing words Ionisation energy, water, melting point, electronegativity, non-polar, solvent, pair, boiling points,
2 answers
asked by
kem
651 views
A given mass of helium(gas)occupies a volume of 3,6m^3 at a pressure of 105 kPa.if the temperature remains constant,calculate
1 answer
asked by
melissa
650 views
148 mL of 0.325 M MgCl2 is mixed with 68.7 mL of 0.388 M NaOH and allowed to react completely. how many grams of Mg(OH)2 will
1 answer
asked by
walter
650 views
Prove that:
sin^2(20).sin^2(40).sin^2(80)=3/2
3 answers
asked by
Nothando Tiah
645 views
A cart with a mass is of 6 kg rolls across a level surface. The wheels on the cart make the effects of friction negligible. A
2 answers
asked by
chuck
632 views
Simplify the following expression to a single trigonometric term sin(360-x)*tan(-x)/cos(180 x)*(sin^2A cos^2A)
1 answer
asked by
lesedi
581 views
'24.6 mL of 0.488 M NaCl is added to 24.6 mL of 0.312 M AgNO3. How many moles of AgCl would precipitate? What would be the
1 answer
asked by
walter
569 views
Which liquid has the lowest boiling point and why?
1 answer
asked by
Anonymous
565 views
mixture is prepared by adding 27.0 mL of 0.169 M Na3PO4 to 35.1 mL of 0.234 M Ca(NO3)2.
(a) What mass of Ca3(PO4)2 will be
1 answer
asked by
walter
562 views
Lentz's Incorporated sells paper in a perfectly competitive market at a price of $2 per ream. At the profit-maximizing
0 answers
asked by
Krishae
552 views
A point charge 5 micro couloumb is at the centre of a cubical gaussian surface 100cm on edge. Calculate the electric flux
1 answer
asked by
clement
547 views
how much faster does krypton diffuse than bromine under the same conditions of temperature and pressure?
1 answer
asked by
nyakno
544 views
Please check my sentences for anything wrong to help me fix them. Thanks.
1.) Cette semaine je suis allé le camping. (This week,
2 answers
asked by
Gabs
539 views
You have four point charges 2q, q, -q and -2q. If possible, describe how you would place at least the charge 2q (and perhaps
0 answers
asked by
clement
529 views
Recent service delivery xenophobia in the community or in the neighbourhood
2 answers
asked by
Tumelo
523 views
A bank manager advises all of his loan officers that the average cost of funds for the bank over the past year has been 6%. The
0 answers
asked by
Krishae
514 views
for a normal curve what percentage of values falls beyond two standard deviations from the mean
1 answer
asked by
Jonah
514 views
You have four point charges 2q, q, -q and -2q. If possible, describe how you would place at least the charge 2q (and perhaps
1 answer
asked by
clement
493 views
Compute the electric field about a uniformly charged plane sheet using gauss law.
1 answer
asked by
clement
489 views
Assume that you own a lake house. Unfortunately your job will require that you spend the summer on the road and you won’t be
1 answer
asked by
Krishae
477 views
Compute the electric field about a uniformly charged plane sheet using gauss law.
1 answer
asked by
clement
477 views
anyone by any chance know what it means for a protein to be "n-terminally truncated"? I know that the n-terminus is supposed to
1 answer
asked by
Kevin
459 views
what are the costs and consequences of providing the subsidies and welfare
1 answer
asked by
KWANDOKUHLE
459 views
how many times less is six in the tens place than six in the millions place in in the number 36432463
1 answer
asked by
ella
457 views
Are there any current subsidy or walfare issues that are being discussed or addressed in parlement or in municipalities
1 answer
asked by
Kenalemang Mohale
454 views
An object 4.2 feet tall casts a shadow that is 12.6 feet long. How long in feet would the shadow be for an object which is 20.4
1 answer
asked by
lizzy
451 views
2|3x-5|-8=8
2 answers
asked by
wALDEN
434 views
Can what happened with Hurricane Katrina be prevented from happening again or is it an inherent consequence of shared power?
1 answer
asked by
Anonymous
412 views
When you change the dna code to mRNA, will A become U or T?
1 answer
asked by
Ryan
402 views
Maxine's Cookie Shop sells chocolate chip cookies in a perfectly competitive market for $2 per dozen. Maxine currently produces
0 answers
asked by
Krishae
396 views
find the intrinsic concentration, ni for silicon at 300k.given that Eg =1.12V Ao=5.85×10^5 q=1.6×10^-19C K=1.38×10^23J/K.
0 answers
asked by
angel
385 views
what was the cause of the velvet revolution?
5 answers
asked by
Anonymous
379 views
When you change the dna code to mRNA, will A become U or T?
0 answers
asked by
John
357 views
An hour has 60 minutes .How many minutes are there in 5/6 of an hour
1 answer
asked by
Rahul kumar
352 views
How many four digit numbers use the digit 7 two or more times?
0 answers
asked by
Jason
302 views
What factors affect the maximum height that a rocket can reach when launched vertically?
0 answers
asked by
Anonymous
284 views
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