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Calculation
Page 7
Questions (1,562)
the solubility of 1-butanol in water is 7.9g per 100g of water. What is the maximum amount of 1-butanol that will dissolve in
3 answers
asked by
Veronica
745 views
A piece of metal has a mass of 85 cg and a volume of 450L. What is it's density in g/cm3?
3 answers
asked by
jamie
640 views
A 85.2-mg sample of the compound X4O10 contains 48.0 mg of oxygen atoms. What is the atomic mass of element X?
2 answers
asked by
College
634 views
The Ksp of CaSO4 is 4.93× 10–5. Calculate the solubility (in g/L) of CaSO4(s) in 0.300 M Na2SO4(aq) at 25 °C
3 answers
asked by
Katherine
6,518 views
given the following information, determine the 68.3 percent, 95.5 percent, and 99.7 percent confidence intervals. Mean = 4.33,
2 answers
asked by
Anonymous
751 views
What is the density of a 17.12 g object if the dimensions of the block are:
length = 12.6 mm height = 9.82 cm width = 0.0140 m
1 answer
asked by
mariam
360 views
A 59.0-kg runner has a speed of 3.20 m/s at one instant during a long-distance event.
(a) What is the runner's kinetic energy at
3 answers
asked by
Darcie
443 views
A 0.217-kg sample of methylene chloride has a density of 1.326 g/cm3. Calculate its
volume.
4 answers
asked by
Judith
1,839 views
16g of bone displaced a volume of 8mL of water.what is the density of the bone?
3 answers
asked by
lala
867 views
The solubility of zinc oxalate is 7.9 x 10 ^-3 M at 18 degrees C. Calculate its Ksp.
3 answers
asked by
Pink
2,181 views
A .972g sample of a Cacl2 2H2O/K2C2O4 H2O solid salt mixture is dissolved in 150 ml of deionized water, previously adjusted to a
2 answers
asked by
Ann
1,097 views
How long will it take for prices in the economy to double at a 6% annual inflation rate? Round to the nearest hundredth.
5 answers
asked by
Anonymous
2,640 views
If someone was born on March 14, 1879 (A.D.) and died on April 18, 1955, how long did they live for (years, months, days,
5 answers
asked by
Anonymous
1,172 views
Can anyone help me witht his I am so lost.
The following tabulation gives earnings per share figures for the Foust Company during
2 answers
asked by
alley
1,067 views
Find the median of the following set of numbers
45,21,54,22,65,61 Answer 49 1/2 2. find the mean and the median of the set of
2 answers
asked by
tammy
929 views
6. The bill at a restaurant is $100, and Mrs. Johnson wants to leave a 15% tip. Approximately how (1 point)
much money should she
3 answers
asked by
someone?
86 views
The employees at VideoRama get 3 days of vacation as soon as they are hired. They can then earn an extra half day of vacation
3 answers
asked by
Mylen
97 views
a micrometeor has a mass of 0.005 when it enters earth atompshere it travels at 21,000 meters per second. what its kinetic
4 answers
asked by
:)
282 views
255 grams of octane and 1510 grams of oxygen gas are present at the beginning of reaction
that goes to completion and forms
3 answers
asked by
Tekalign
150 views
Construct a 95% confidence interval about null if the sample size n is 34 lower bound
Upper bound
3 answers
asked by
Wanda
106 views
A man travel from a village x on a bearing of060 to village y which is 20km away from y. it travel to village z on a bearing of
3 answers
asked by
Anonymous
87 views
In a recent season, the Chicago Cubs won 79 out of 162 games. What percent of the games did the Cubs win? Round to the nearest
3 answers
asked by
logan
115 views
Algorithm to calculate total marks of five subject calculate percentage and specify grade
3 answers
asked by
Sneha
189 views
In an examination, 60% of candidates failed. The number of candidates who passed was 500.find the number that failed
1 answer
asked by
Nana
214 views
A CD usually sells for $16.00. If the CD is 30% off, and sales tax is 8%, what is the total price of the CD, including tax?
4 answers
asked by
....
165 views
Write the pseudocode for a program to calculate the wages of a
salesman according to the following rules. The wage is calculated
4 answers
asked by
Williams
413 views
Elmer has a collection of 300 fossils. Of these, 21%, percent are fossilized snail shells. How many fossilized snail shells does
4 answers
asked by
Daren
275 views
Suppose your friend’s NHS service project requires 36 hours of
community service. Your friend spent 56 hours volunteering at
4 answers
asked by
megala
309 views
Ali’s times for the four laps of the race are: 15.36 seconds, 15.95 seconds, 17.83 seconds, and 18.25 seconds. How long did
1 answer
asked by
Anonymous
229 views
the density of copper is 9.86g/cm^3
work out the mass of the solid copper cube in kg
3 answers
asked by
Anonymous
854 views
At the beginning of the month, Kimberly had $65.78. Since then, she has received three payments of $32.50 from her babysitting
4 answers
asked by
lil
843 views
The Ksp value for magnesium carbonate, MgCO3, is 7.2 x 10-6. If 2.50 g of magnesium carbonate is placed in 1.00 x 102 mL of
3 answers
asked by
Eric Swart
412 views
A density bottle weighs 0.25 and when empty and 0.75 when filled with water and 0.65 and when filled with alcohol. Calculate
1.
4 answers
asked by
Nimatu
623 views
Katherine advertises to sell cookies for $4 a dozen. She sells 50 dozen, and decides that she can charge more. She raises the
2 answers
asked by
Silin
1,012 views
How much is an 18% tip on a $45.50 meal?
I keep getting the equation wrong.
4 answers
asked by
Kloe
525 views
In a carnival fishing game, the player is given a net to catch plastic fish. The player is allowed to scoop up 4 fish from a
4 answers
asked by
sweetiepie
879 views
1. The expression dy/dx = x(cube root (y)) gives the slope at any point on the graph of the function f(x) where f(2) = 8.
A.
4 answers
asked by
Wallace
1,973 views
If 0.2g of a salt is required to saturate 200cm3 of waterat room temperature. what is the solubility of the salt?
4 answers
asked by
Elizabeth
754 views
You buy furniture for $700. The retailer finances the entire amount for one year and says you will be charged 9% interest. The
3 answers
asked by
Heyhi
886 views
work out 20 +(17.5-6.5) sqaured
4 answers
asked by
syrone
840 views
Ethan's quiz average in spelling for the past 7 quizzes is 93. How many total points does he have for the 7 quizzes?
4 answers
asked by
Mona
1,682 views
A moving company charges $0.60 per pound for a move from New York to Florida. A family estimates that their belongings weigh
5 answers
asked by
Autumn
3,376 views
A small dog is trained to jump straight up a distance of 1.2 m. How much kinetic energy does the 7.2-kg dog need to jump this
4 answers
asked by
sophia
611 views
Danny made a mistake in the following problem. Each line shows the steps Danny took in order to solve the problem.
The mistake
3 answers
asked by
ANDY
626 views
Quinn lives in a house with a value of $235,000.
She has a mortgage of $170,000. She owes $5,900 on her car, which is valued at
7 answers
asked by
YOLO
2,811 views
Harold has a photograph that is 8 in. Test Image 10 in. that he wants to print at a reduced size to fit into a frame that is 6
3 answers
asked by
Anonymous
2,103 views
Check my math please...
is the probability of three events with the following individual probs: 1/161x10/100x20/100=0.00012; and
3 answers
asked by
charlie
508 views
Felix wants to get at least one hour of exercise each day Today he has run for 40 minutes. Write an inequality to show how much
2 answers
asked by
Coleson
659 views
in 1626 peter minuit purchase manhattan island for $24. Assuming an exponential rate of inflation of 6% per year, how much will
2 answers
asked by
Lall
797 views
A certain test is worth 145 points. How man points are needed to obtain a score of $65%?
3 answers
asked by
erica
1,151 views
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