kym02
 Name:
 kimberly :)
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 " Learn from yesterday, live for today, hope for tomorrow. The important thing is to not stop questioning"
`Albert Einstein`
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Questions Answered

yeah_i_suck_at_math:
If (x + 5)^2 = 35, what is the approximate positive value of x?
0.92…
 updated 3 days ago
 18 replies
 No Medals Yet
Mathematics

kym02:
One gram of a living plant containing Carbon14, decays at about 16 disintegrations per minute. It is found that one gram of a dead plant de…
 updated 7 days ago
 3 replies
 1 Medal
Mathematics

rvc:
what is meant by polar molecule?
 updated 8 days ago
 5 replies
 1 Medal
Mathematics

its_puffs_:
HELPP (:
The measure of an object's mass and velocity is called __________.
http://assets.openstudy.com/updates/attachments/534bf03ee4b01a36…
 updated 8 days ago
 4 replies
 2 Medals
Mathematics

kym02:
Help!
One gram of a living plant containing Carbon14, decays at about 16 disintegrations per minute. It is found that one gram of a dead …
 updated 8 days ago
 3 replies
 1 Medal
Mathematics

studygeek15:
Need help with two questions: Amphibians
…
 updated 9 days ago
 2 replies
 2 Medals
Mathematics

needhelpfastplease:
What is the value of the expression –3x^3 when x = –3?
…
 updated 10 days ago
 6 replies
 1 Medal
Mathematics

needhelpfastplease:
How much potential energy does a 10 N baseball gain when it is lifted by 10 m?
…
 updated 11 days ago
 5 replies
 1 Medal
Mathematics

kym02:
Help please
 updated 10 days ago
 5 replies
 1 Medal
Mathematics

needhelpfastplease:
What kind of energy does a rubber band have when it is stretched?
…
 updated 11 days ago
 2 replies
 1 Medal
Mathematics

needhelpfastplease:
What is the kinetic energy of a 1.0kg billiard ball that moves at 5.0 m/s?
…
 updated 11 days ago
 7 replies
 2 Medals
Mathematics

needhelpfastplease:
All of the following objects are moving at the same speed. Which one has the greatest kinetic energy?
…
 updated 11 days ago
 5 replies
 2 Medals
Mathematics

needhelpfastplease:
In the following situations, which one does not have kinetic energy?
…
 updated 11 days ago
 9 replies
 2 Medals
Mathematics

needhelpfastplease:
Determine the quantity of work done when a crane lifts a 100N block from 2 m above the ground to 6 m above the ground.
…
 updated 11 days ago
 6 replies
 3 Medals
Mathematics

kym02:
Help.
 updated 11 days ago
 16 replies
 2 Medals
Mathematics

needhelpfastplease:
A student pushes a 40N block across the floor for a distance of 10 m. How much work was applied to move the block?
…
 updated 11 days ago
 5 replies
 3 Medals
Mathematics

Dianegrace:
Which of these could you use to separate a mixture of sand and salt?
Filtration, evaporation, magnetism, or distillation?
 updated 11 days ago
 3 replies
 2 Medals
Mathematics

FaithSmith5:
Which of the following statement about the atom is FALSE ?
A. Each atom has a tiny nucleus at its center.
…
 updated 10 days ago
 19 replies
 2 Medals
Mathematics

kym02:
If you were lost on a desert island for two days, how would a hormone secreted from your pituitary gland work to prevent you from becoming c…
 updated one month ago
 3 replies
 1 Medal
Mathematics

kym02:
Help!
Complete the table below for the test carried out on solid Z.
 updated one month ago
 1 reply
 No Medals Yet
Mathematics

bigpapa021201:
Which of the following is most likely studied by a geologist?
A.volcanic eruptions
B.the age of a star
…
 updated one month ago
 38 replies
 1 Medal
Mathematics

chicita_bonita:
Anyone?
 updated one month ago
 9 replies
 2 Medals
Mathematics

mike1964:
I have 2 ques:
#1)...identify the adverb phrase in the following sent:
The boy on the beach threw the stone into the sea
…
 updated one month ago
 33 replies
 2 Medals
Mathematics

kym02:
1) Compare the force of magnetism and gravity.
2) Describe power in terms of energy and time.
3) What roles did Sir J.J Thomson and Robert…
 updated one month ago
 2 replies
 1 Medal
Mathematics

kym02:
How do I calculate the number of moles of soap with the information given:
1) 20cm^3 of a 2mol/dm NaOH
2) 10cm^3 of vegetable oil?
…
 updated 2 months ago
 2 replies
 2 Medals
Mathematics

sherlockholmes:
A block of metal has a width of 3.2cm, a length of 17.1cm, and a height of 4.2cm. Its mass is 1.3kg. Calculate the density.
 updated 3 months ago
 8 replies
 1 Medal
Mathematics

kym02:
outline the method for the purification of crude copper by electrolysis.
 updated 3 months ago
 3 replies
 No Medals Yet
Mathematics

kym02:
cell A has platinum electrodes and the electrolysis is dilute Hydrochloric acid. Cell B Has copper anode and a platinum cathode and the el…
 updated 3 months ago
 3 replies
 2 Medals
Mathematics

kym02:
An aqueous solution of calcium hydroxide is electrolysed using carbon electrodes.
1) what will be liberated at the anode?
2) It was obser…
 updated 3 months ago
 9 replies
 1 Medal
Mathematics

kym02:
a) what reaction would you expect to take place in the electrolysis of aqueous sodium sulphate using copper electrodes?
b) what change, if …
 updated 3 months ago
 2 replies
 2 Medals
Mathematics
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