Questions Asked on October 26, 2013

Ion Concentrations1.) A solution is prepared by dissolving 5.00 g of stannic nitrate in enough water to make 250.0 mL of stock
1. 1 answer
2. asked by Anonymous
3. 583 views
Hello! Does anyone know where to find the solubility of Ca(OH)2 in water as temperature changes? I need this information to
1. 2 answers
2. asked by June
3. 500 views
Brandon was paid $132.50 commission for his work selling $2650 of farm equipment. What was his commission rate?please explain
1. 1 answer
2. asked by smile0003
3. 475 views
A motorist was to travel from town A to town B, a distance of 80 miles. He traveled the first 24 miles at a certain rate;
1. 3 answers
2. asked by Jane
3. 637 views
A study found that 27% of the fish in a river are trout, 36% are salmon, and 18% are sturgeon. If a large fish trap is set and
1. 1 answer
2. asked by anonymous
3. 989 views
A solution is prepared by dissolving 5.00 g of stannic nitrate in enough water to make 250.0 mL of stock solution. A 15.0 mL
1. 1 answer
2. asked by Anonymous
3. 626 views
Use the data in the table below to determine which sports teams have equivalent scored by two scored against ratios.Team Scored
1. 1 answer
2. asked by anonymous
3. 655 views
The bacteria in a certain culture double every 7.5 hours. The culture has 6,500 bacteria at the start.How many bacteria will the
1. 1 answer
2. asked by Anonymous
3. 796 views
A solution is prepared by dissolving 5.00 g of ferric chloride in enough water to make 500.0 mL of stock solution. A 50.0 mL
1. 1 answer
2. asked by Anonymous
3. 620 views
An instrument-carrying projectile of mass m1 accidentally explodes at the top of its trajectory. The horizontal distance between
1. 0 answers
2. asked by Anonymous
3. 482 views
3^-5/3^-2 becomes 1/3^5/1/3^2the answer is 1/27, how did they get that? i need step by step to understand
1. 1 answer
2. asked by jess
3. 342 views
!A 100.0 mL aliquot of 0.200 M aqueous calcium hydroxide is mixed with ! 100.0 mL of 0.200 M aqueous aluminum nitrate.a.)! Write
1. 1 answer
2. asked by Anonymous
3. 815 views
How do Falstaff's adventures mirror the main plot in Shakespeare's Henery the 4th
1. 1 answer
2. asked by Shana
3. 443 views
An instrument-carrying projectile of mass m1 accidentally explodes at the top of its trajectory. The horizontal distance between
1. 0 answers
2. asked by Anonymous
3. 452 views
An instrument-carrying projectile of mass m1 accidentally explodes at the top of its trajectory. The horizontal distance between
1. 0 answers
2. asked by Anonymous
3. 415 views
9^-1/9 the formula for this is b^m/a^n but when you do it it doesn't equal 1/81?
1. 1 answer
2. asked by jess
3. 251 views
what is 3330x3330000000000
1. 2 answers
2. asked by esteban1634
3. 270 views
a 100 W electric heater operates for 10 minutes to hear the gas in a cylinder. At the same time, the gas expands from 1 L to 14
1. 2 answers
2. asked by maria
3. 1,500 views
is it possible to have two fractions with different denominators and numerators representing the same decimal?
1. 6 answers
2. asked by anonymous
3. 672 views
1. Paper can be made from elephants' droppings.2. Papers can be made from elephants' droppings. (Which one is grammatical?)
1. 1 answer
2. asked by rfvv
3. 400 views
x^7/x^-4 my book says the answer is x11, but how? aren't you supposed to subtract the exponents when dividing?
1. 1 answer
2. asked by jess
3. 365 views
which number are equivalent by two scored against ratios? Explain how u knowScored by Scored Against 10 8 115 92 6 4
1. 3 answers
2. asked by anonymous
3. 393 views
Round 265 nearest ten
1. 3 answers
2. asked by Nawaf
3. 393 views
a) 2/5 of 80% of 3000 cmb) 3/5 of 150% of 50 mL c) 4/5 of 12.5 % of 10 cm2 please explain how u got the answer thank u!!!!
1. 1 answer
2. asked by anonymous
3. 263 views
In her first litter, a young cat gave birth to two kittens. Her second litter included six kittens. What percent is the second
1. 1 answer
2. asked by anonymous
3. 656 views
1. Congratulations you on winning first prize in the spelling contest.2. Congratulations you on your winning first prize in the
1. 1 answer
2. asked by rfvv
3. 669 views
Identify the simple predicate in the sentence below.The best selling novel is unavailable for the next three weeks. a) is b)
1. 2 answers
2. asked by Steve
3. 538 views
If upon retirement in 20 years Simon plans to invest $400,000 in a fund that earns 5%, what is the maximum annual withdrawal he
1. 1 answer
2. asked by Jennifer
3. 500 views
using the break-even equations to solve for price and variable cost per unit andromeda company's break-even point is 2,400
1. 3 answers
2. asked by jackie
3. 770 views
Wouldn't it be 3*0.234 instead of 2* 0.234? since....2Al3+ +3SO4 2- ----> Al2(SO4)34.) A solution is prepared by dissolving 25.0
1. 1 answer
2. asked by Anonymous
3. 739 views
“Swimming at the lake, a rock cut Sue’s foot.”
1. 1 answer
2. asked by Shante
3. 398 views
r^3r^-4/4^-2r^-5 i tried doing r^3/r^-2 x r-4/r-5 & got r^5,r^1 but the answer is r6, what am i doing wrong?
1. 5 answers
2. asked by jess
3. 421 views
Aaron wants to put $200.00 per month into an IRA account at 15% for four years. What is he solving for using his financial
1. 2 answers
2. asked by Sharon
3. 781 views
Everyone rushed to get on the elevator.(Is 'to get-' the object of the verb 'rush'? Is 'rushed' a transitive verb taking an
1. 1 answer
2. asked by rfvv
3. 524 views
Fifteen percent of a number is 10.5. What is the number?
1. 1 answer
2. asked by lol
3. 610 views
A change purse contains two loonies, six quarters, seven dimes, four nickels, and five pennies.Compare the loonies, quarters,
1. 2 answers
2. asked by lol
3. 874 views
Natural disaster about flood
1. 0 answers
2. asked by ruhama
3. 415 views
How to do panoramas to do natural disaster
1. 1 answer
2. asked by ruhama
3. 350 views
Student observed ten antinodes on a string of length 1.70 m under tension produced by a mass of 0.22 kg. The string linear
1. 0 answers
2. asked by Amy
3. 962 views
The experimental strings are not ideally rigid, and have some elasticity: the stronger the pull, the bigger the elongation. What
1. 0 answers
2. asked by Amy
3. 771 views
According to management scholar Karl Albrecht, scanning to acquire environmental intelligence should focus on:
1. 0 answers
2. asked by Anonymous
3. 477 views
State the rule for optimum input allocation to produce a given level of output at the lowest possible cost -when two inputs are
1. 0 answers
2. asked by Reyes
3. 430 views
Describe the demand and marginal revenue curves faced by a firm in a purely competitive market. Are they different from those
1. 0 answers
2. asked by Reyes
3. 582 views
In Calc, mathematical equations are called __________.Averages?
1. 2 answers
2. asked by bigurl1.4
3. 422 views
If you want to add a column of data together, you should find the __________.mean? im so confused
1. 2 answers
2. asked by bigurl1.4
3. 483 views
Solve the following exponential equation5^2-x=7^5x+7
1. 2 answers
2. asked by Moku
3. 436 views
1. Woodpeckers have special eyelids that close a millisecond before each hit.(What is the part of speech of 'a millisecond' in
1. 1 answer
2. asked by rfvv
3. 443 views
A railroad gun of mass M = 2.0 kg fires a shell of mass m =1.0 kg at an angle of theta= 35.0 with respect to the horizontal as
1. 0 answers
2. asked by askas
3. 574 views
What did Mayu Yamamoto do with/from cow droppings?1. She invented a way to make vanilla flavor from cow droppings. 2. She
1. 1 answer
2. asked by rfvv
3. 431 views
Look at the following puzzles and try to decipher the well known sayings1. Ban ana 2.nafish nafish 3.japmadean 4.issue issue
1. 3 answers
2. asked by Tim
3. 967 views
Hi this is a mystery problem can you solve this?The best forger of all time was indeed a most brilliant artist and a man
1. 3 answers
2. asked by Tim
3. 416 views
(a) Transform the expression (x − a)^2 + y^2 = a^2 into polar coordinates.(b) Sketch the region R bounded by the curve given
1. 1 answer
2. asked by help please
3. 672 views
PLEASE HELP ME UNDERSTAND HOW I WAS TOLD TO USE 1.5 (BEING = TO 50%) * MY NUMBER TO ARRIVE AT THE ANSWER, I WAS PREVIOUSLY
1. 1 answer
2. asked by EXTREMELY CONFUSED
3. 565 views
A fisherman has caught a 5kg fish with a line and is lifting it vertically out of the water. While the fish is still in the
1. 0 answers
2. asked by todd
3. 610 views
Assume s is a string of lower case characters.Write a program that counts up the number of vowels contained in the string s.
1. 2 answers
2. asked by theonewhoknocks
3. 695 views
A car is towing a trailer along a horizontal straight road using a horizontal tow-bar. The masses of the car and trailer are
1. 2 answers
2. asked by Math Only For The Brave
3. 712 views
1. She won the first prize in the cooking festival.2. She won a first prize in the cooking festival. 3. She won first prize in
1. 1 answer
2. asked by rfvv
3. 411 views
Where did he get the idea for his project?1. He got the idea from a science magazine. 2. He got the idea in a science magazine.
1. 1 answer
2. asked by rfvv
3. 420 views
A body of mass 25kg moving at 3m/s on a rough horizontal floor is brought to rest after sliding through a distance of 2.5m on
1. 2 answers
2. asked by James
3. 696 views
im going to grade 10 next year,and i want to be a psychologist and im going for maths letaracy and history feild im realy not
1. 6 answers
2. asked by khanyisa maringa
3. 1,335 views
Problem 2-1. As a ship is approaching the dock at 45 cm/s, an important piece of landing equipment needs to be thrown to it
1. 4 answers
2. asked by Maryam
3. 5,989 views
You baked 36 cookies. One cookie has a diameter of 7 cm and is 15 mm thick. You must pack 12 cookies in a rectangular or
1. 5 answers
2. asked by Zama
3. 698 views
A study of 902 decisions (to grant parole or not) made by the Nebraska Board of Parole produced the following 95% confidence
1. 1 answer
2. asked by Nick
3. 1,048 views
Which of the following is not an assumption or condition that needs to be checked for the one-proportion z-interval?A)
1. 1 answer
2. asked by Nick
3. 724 views
when to say that work is done?
1. 1 answer
2. asked by s.harini
3. 265 views
when yo say work is done?ans:work is said to be done when the force acts onthe body &if the body moves in the direction applied
1. 1 answer
2. asked by s.harini
3. 414 views
4.86 mole Mg:0.112 mole O: smaller value
1. 1 answer
2. asked by jen
3. 294 views
Is AP Psychology and introduction to psychology (college course) the same?
1. 1 answer
2. asked by Laruen
3. 439 views
A poorly tuned Prius can accelerate from rest to a speed of 28 m/s in 20s.a) what is the average acceleration of the car? my
1. 1 answer
2. asked by Alexander
3. 1,306 views
5. Complete the following sentence with a word or words that show a logical relationship.Joshua took a nap _______ sorting the
1. 4 answers
2. asked by Cassie
3. 539 views
How is earth like a system?
1. 3 answers
2. asked by Anna
3. 395 views
Think of some examples of how you change the following elements of a conversation in a formal situation.Vocabulary Pronunciation
1. 1 answer
2. asked by Angie
3. 505 views
Compare the stages of Maslow's hierarchy of needs.
1. 1 answer
2. asked by Anonymous
3. 598 views
In my lab report, I am asked to"Find the solubility of Ca(OH)2 in H2O as the temperature increases. Explain (in terms of energy)
1. 1 answer
2. asked by June
3. 741 views
Given 1 mile is about 1.6 kilometers, change 65 miles to kilometers104 km
1. 1 answer
2. asked by Jerald
3. 520 views
Given 1 mile=1760 yards convert 6,688 yards to miles. Now convert it to feet
1. 2 answers
2. asked by Jerald
3. 426 views
i+2i
1. 1 answer
2. asked by Anonymous
3. 310 views
two parallel chords lie on opposite sides of the centre of a circle of radius 13cm.their lengths are 10cm and 24cm. what is the
1. 2 answers
2. asked by maryam
3. 584 views
Why do acids and bases conduct electricity?
1. 1 answer
2. asked by Sam
3. 579 views
The British turned to taxing the American colonies because __________________.a. they had incurred a huge debt from the French &
1. 1 answer
2. asked by bigurl1.4
3. 837 views
A spacecraft of mass = 4673 kg with a speed 5.0 10 m/s approaches Saturn which is moving in the opposite direction with a speed
1. 0 answers
2. asked by Anonymous
3. 481 views
How did the Daughters of Liberty respond to the Townsend Acts?a. They encouraged colonists to stop working or strike in order to
1. 3 answers
2. asked by bigurl1.4
3. 856 views
The Declaratory Act of 1766 stated _______________________.I'm not quite sure.... a. that colonists were to trade only with
1. 6 answers
2. asked by bigurl1.4
3. 689 views
Round this to three sig figs.0.03335 Is it 0.0334? Is the rule: odd number goes up and even number stays the same? 3 is odd and
1. 1 answer
2. asked by Anonymous
3. 440 views
Russell Gossman is training for the Olympics. He wants to know the distance across Lake Royal so he can write how far he went in
1. 2 answers
2. asked by Jessie
3. 482 views
A = 21w + 21h + 2wh Solve for h
1. 4 answers
2. asked by Stacey
3. 3,547 views
7 more than twice his age is 51.What is the answer in a algebraic equation. My answer is 2a + 7= 51 am i right or wrong
1. 1 answer
2. asked by Mary
3. 378 views
Solve did you use an estimate or an exact answer?1/people donated 124 books to the library last month and 139 books this month.
1. 4 answers
2. asked by Nawaf
3. 716 views
the moon has a period of 27.3 days and a mean distance of 3.90x10^8 m from the center of the earth. find the period of a
1. 1 answer
2. asked by allie
3. 4,940 views
1/R = 1/R1 + 1/R2 Solve for R1
1. 2 answers
2. asked by Anonymous
3. 2,857 views
Find the domain of:6/(9-4x) 7/(x^2-8x) (x^2+9x)/(x^3-13x^2+40x)
1. 2 answers
2. asked by Sammy
3. 404 views
Mr. Sanchez took his wife and two children to the circus. Tickets were $7.50 for adults and $5.25 for children. Mr. Sanchez had
1. 3 answers
2. asked by Nnuh
3. 972 views
6 ⅚ – 17/18 Solve the following problem and convert to lowest terms (mixed number)
1. 1 answer
2. asked by natasha
3. 492 views
A given solar cell has the following specifications:Isc=4A Voc=0.7V 36 identical cells with the above specifications are to be
1. 4 answers
2. asked by Anonymous
3. 1,131 views
15 increased by tWhat is the answer in algebraic expression form? My answer is 15 + t am i right or wrong
1. 1 answer
2. asked by Mary
3. 371 views
The figure below presents the EQE of a triple junction solar cell with junctions A, B and C under short circuited (V = 0 V)
1. 20 answers
2. asked by Anonymous
3. 3,994 views
why do scientists use the international system of units(SI)?a) because the SI is based on the metric system b) because the tools
1. 16 answers
2. asked by victoria
3. 7,154 views
Figure 1 shows a simplication of the AM1.5 solar spectrum at 1000W/m2. The spectrum is divided in three spectral ranges:A for
1. 24 answers
2. asked by Anonymous
3. 3,342 views
a) Family Smith has already installed PV in their house. Now, they also want to cover their needs for warm water with solar
1. 6 answers
2. asked by Anonymous
3. 3,186 views
Calculate the mass of ammonia produced when 11.2cm3 of nitrogen gas is reacted with excess hydrogen gas
1. 2 answers
2. asked by Ajoke
3. 1,406 views

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