Chemistry

Chemistry
Torie748
2021-04-30 09:19:33
Salt seems to disappear when it is poured into water. Use the terms mixture, solution, and dissolve to explain what happens....
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Chemistry
Avy798
2021-04-30 07:33:48
In a calcium atom in the ground state, the electron that possess the least amount of energy are located in the (1) fourth electron shell (2) fir...
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Chemistry
lungualex
2021-04-30 07:10:18
Lithium and potassium have similar chemical properties because the atoms of both elements have the same (1) mass number (2) atomic number (3) numb...
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Chemistry
madaniel
2021-04-30 05:36:18
What is the total number of oxygen atoms in the formula MgSO4•7H2O? [The • represents seven units of H2O attached to one unit of MgSO4.]...
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Chemistry
jadagreen126
2021-04-29 16:52:33
Describe what it means if a chemical or physical property is periodic?...
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Chemistry
Burwood322
2021-04-29 15:18:33
The most negative electron affinity is most likely associated with which type of atoms?...
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Chemistry
jadablue37
2021-04-29 10:24:48
Which of these properties is the best one to use for identification of an element? 1.the number of neutrons in the atomic nucleus 2. the number of p...
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Chemistry
TaysonNelson34
2021-04-29 07:28:33
what are the disadvantages of aluminium fir building cars...
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Chemistry
TestU11402644347
2021-04-29 00:02:03
whats your favorite form of precipitation why...
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Chemistry
Christori1
2021-04-28 23:38:33
Butter and oil are examples of food composed of what?...
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Chemistry
myfriendasha
2021-04-28 20:54:03
What volume of a 2.5 M NaOH solution is required to make 1 liter of a 0.75 M NaOH?...
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Chemistry
Ruiter166
2021-04-28 20:18:48
Which subatomic particle of an atom never changes?...
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Chemistry
pollylopez78
2021-04-28 17:10:48
The transfer of heat between two substance that are in direct contact is called...
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Chemistry
raheem1205
2021-04-28 13:39:18
What do you make when you hit a rock with a hammer...
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Chemistry
MagaretMarnell540
2021-04-27 19:14:48
how is the telegraph you made like the one morse made?...
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Chemistry
Lanayfly213
2021-04-27 05:55:48
Why do we crush solids before putting them into a solvent?...
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Chemistry
Nickolas614
2021-04-27 03:34:48
How many atoms are contained in 0.25 moles of Fe...
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Chemistry
Phoenixedmonds276
2021-04-27 02:59:33
This is not lost in a chemical Reaction (4 letter word second letter is A)...
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Chemistry
hellotomykitty19
2021-04-27 02:00:48
Which of the following is an example of improved functioning as related to the benefits of muscular strength and endurance training? a. having stron...
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Chemistry
DelsieFoersterling
2021-04-26 18:57:48
A researcher is designing a laboratory experiment to determine whether the inorganic substance A affects the rate of a reaction between two colored l...
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Chemistry
DemarcusWesselman763
2021-04-26 15:38:03
Are earthquakes scattered all over the world or do they seem to occur near each other (in groups)?...
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Chemistry
mhussein369
2021-04-26 14:39:18
Glycerol boils at a higher temperature than water. What does this indicate about the attractive forces of glycerol?...
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Chemistry
hayleylbush888
2021-04-26 13:05:18
Who was Marie Curie?...
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Chemistry
lesliesj
2021-04-26 11:31:18
An urban area is characterized by _____. A) a dense human population B)farm land C)highways D)public transportation...
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Chemistry
iceymarie13
2021-04-26 11:07:48
What properties do solid,liquid,and gas share?...
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