Which pairs of matter demonstrate the law of conservation?
* a structure made of buildi...
Which pairs of matter demonstrate the law of conservation?
* a structure made of building blocks
* the blocks of the same structure bundled in a pile
* a snowman
* the melted remains of the same snowman
* a lump of clay
* the same lump broken into three pieces
* 1 cup of water and one gram of salt, separated
* the same cup of water with one gram of salt mixed in
* a lump of clay
* an identical lump added to the original
* one apple
* the same apple cut into slices
Answers: 3
Chemistry, 21.06.2019 17:40, hannah2718
Asingle atom of an element has 21 neutrons, 20 electrons, and 20 protons. which element is it? ok o z
Answers: 1
Chemistry, 21.06.2019 23:00, fespinoza019
A100-watt light bulb radiates energy at a rate of 100 j/s. (the watt, a unit of power or energy over time, is defined as 1 j/s.) if all of the light emitted has a wavelength of 525 nm , how many photons are emitted per second?
Answers: 1
Chemistry, 22.06.2019 11:40, jerrysandoval22
Which of these expressions are correct variations of the combined gas law? p1v1t2 = p2v2t1 both
Answers: 2
Chemistry, 22.06.2019 17:00, marsjupiter2554
The atoms of a solid aluminum can are close together, vibrating in a rigid structure. if the can is warmed up on a hot plate, what happens to the atoms?
Answers: 1
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