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Science and Mathematics
Page 6
Questions (396)
over the past 4 hours 7 inches of snow has fallen how many total inches will fall over the next 24 hours of the pace continues
1 answer
asked anonymously
24 views
To the nearest degree, what angle does a hill with a grade of 11% make with a horizontal line?
A. 6* B. 11* C. 79* D.84*
2 answers
asked by
Jenny
1,313 views
how do u calculate the percentage of water of cystallisation in FeSO4.7H2O
percent water= 7*molmassH20/molmassFeSO4.7H2O * 100
1 answer
asked by
janet
1,265 views
WRITE THE GREATEST POSSIBLE ERROR FOR EACH MEASUREMENT.
43mL I don't understand the question It depends on the graduations. I
3 answers
asked by
SANDRA
1,230 views
A beach ball has a radius of 12 in.. How much air will the beach ball hold?
3 answers
asked by
travis
1,339 views
Which of the following is a measure of volume: cups, centimeters, seconds, or kilograms?
1 answer
asked by
Sunshine124
20 views
What is a yard a measure of?
A temperature B length C time D volume
1 answer
asked by
Sunshine124
38 views
Which of the following is a measure of volume cups, centimeters, seconds, or kilograms?
1 answer
asked by
???
20 views
What are the coordinates from Origin?
1 answer
asked anonymously
14 views
Calculate the residence time of sodium in millions of years if the total amount of sodium in the oceans is 1.5 x 10 to the 22
1 answer
asked by
Dewayne
1,032 views
How do you solve this problem?
How fast (in rpm) must a centrifuge rotate if a particle 9.00cm from the axis of rotation is to
4 answers
asked by
Emily Grossman
1,014 views
if a house of cards weighing 45 grams collapses, how much does it weigh now?
1 answer
asked anonymously
30 views
Which of the following is a measure of volume, cups, centimeters, seconds, or kilograms?
A. Centimeters B kilograms C seconds D
1 answer
asked anonymously
10 views
how to calculate absolute uncertainty
1 answer
asked anonymously
25 views
A student photographs a 18cm flower so it fills half of a 24mm slide. What is the magnification?
2 answers
asked by
Marty
960 views
prove that for
finite length current element ?H = I/2πr(sinα2 - sinα1)aφ
1 answer
asked by
Anonymous
949 views
If I have a diagram of Kepler's laws of planetary motion and it shows change in t1 larger than change in t2 and A1 larger than
1 answer
asked by
JamieLynne
986 views
2. Contrast the metric units of distance, time, and speed. Describe the relationship between them.
1 answer
asked by
Daniel
962 views
Find the number of decibels for the power of the sound. Round to the nearest decibel.
A rock concert, 5.21 multiplied by 10-6
2 answers
asked by
Randy
923 views
what would happen to the accuracy and precision of the measurement if the mass is measured to 10th of a gram instead of a
2 answers
asked by
Anonymous101
927 views
At what time do the digits of a digital clock have the greatest sum?
The answer is not 12:59. it is other than this
1 answer
asked by
shiva
917 views
How many half-lives have passed if 87.5% of a substance has decomposed? How many if 99.999% has decomposed?
For 87.5%
1 answer
asked by
John
929 views
i need help with a very VERY long problem. its about speed and distance. will post question when someone is interested to help!
2 answers
asked by
Deborah
888 views
calculate the number of malecules in a drop of water weighting 0.09 g
2 answers
asked by
shish
890 views
convert 30degress c to degrees fahrenheit please help asap it is due tomrrow
2 answers
asked by
bessie
880 views
I am having trouble changing lbs to kilograms to newtons. Can someone please help me?
2 answers
asked by
Kay
856 views
i don't know but the question is to circle the object that is heavier(shoe,sock,feather,marble,brick and tape measure)i know a
3 answers
asked by
timmy
837 views
Determine the ionization energy of a hydrogen atom (in kJ/mol) if the electron is in its ground state. (Hints: Use the Rydberg
2 answers
asked by
Un
836 views
A baseball player hits a baseball into the outfield. The equation h= -0.005x^2 +x+3 give the path of the ball, where (h) is the
3 answers
asked by
Vanessa
808 views
what is the metric SI unit used for measuring lengths
2 answers
asked by
cass
783 views
The British Sovereign coin is an alloy of gold and copper having a total mass of 7.988 g and is 22-karat gold.
(a) Find the mass
2 answers
asked by
anon
783 views
Calculate the maximum wavelength of light capable of removing an electron for a hydrogen atom from the energy state of n=4 if it
2 answers
asked by
Maxx
765 views
Celsius temperature readings can be converted to Fahrenheit readings using formula F=9/5c+32 What is the fahrenheit temp. that
1 answer
asked by
Jean
736 views
Having obtained the voume of the flask, she emptied the flask, dried it and filled it with an unknown whose density she wished
2 answers
asked by
Anonymous
736 views
Calculate the mass of NaOH pellets required to prepare 1litre of 0.1Litre NaOH
2 answers
asked by
Innocent
731 views
calculate the mass ratio of 25% cacl2 solution and water to prepare 500 g of a 5% salt solution
1 answer
asked by
Regan
696 views
The equation for converting Farenheit to Celcius is F=9/5C + 32. What is the meaning of the slope of this line?
A. For every 9
3 answers
asked by
twa
700 views
Which measurement is used in the metric system?(1 point) Responses Yard Meter Mile Inch
1 answer
asked by
Sunshine124
33 views
Which measurement is used in the metric system?(1 point)
Responses Yard Yard Meter Meter Mile Mile Inch Inch
1 answer
asked anonymously
25 views
At a temperature of 20°C, the volume V (in liters) of 1.33 g of O2 is related to its pressure p (in atmospheres) by the formula
2 answers
asked by
Anonymous
669 views
i'm confused with this problem..can anyone explain it to me?
what should a graph of mass versus volume resemble if we were to
1 answer
asked by
Katrina
679 views
In which data set is there evidence of a strong nonlinear relationship between the two variables?
2 answers
asked by
cc
634 views
Hi, I solved this problem, but I want to make sure it is correct:
2 equal charges are separated by 3.7x10^-10m. The force between
2 answers
asked by
Anonymous
673 views
which measurement is used in the metric system?
A yard B meter C mile D Inch
1 answer
asked by
???
22 views
Earth’s radius is approximately 3,959 miles, while Jupiter’s radius is approximately 4.3441×10^4 miles. How much bigger is
1 answer
asked anonymously
25 views
The graph now shows the distance vs. time relationship for a race with a hare, a tortoise and a fox. Which animal shows an
1 answer
asked by
Idk
120 views
at midnight the temperature was 28 degrees colder than it was at noon. The temperature at midnight was 34 degrees What was the
3 answers
asked by
Anonymous
636 views
What is overlap?
1 answer
asked anonymously
18 views
the temperature at 12 noon was 10 degree Celsius above 0.decrease at the rate of 2 degree Celsius per hour until midnight at
2 answers
asked by
dev
646 views
A severe thunderstorm dumped 2.4 in of rain in 30 min on a town of area 35 km^2. What mass of water (in kg) fell on the town?
1 answer
asked by
Robin
637 views
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