there is a bucket of sulfur and silver it starts to bubble is it a chemical change or is it phycical
chemical
100
gas what is the defanition
freely moving molecules with no definit shape
100
what temp. dose water frezzy
32 daggres celces
100
what dose c mean
cardon
100
what is the smallest unit of matter
atoms
200
what is a chemical change
chemical changes involve changes in witch a new matiral is formed
200
what is matter
physical substance in general, as distinct from mind and spirit; (in physics) that which occupies space and possesses rest mass, especially as distinct from energy.
200
what temp dose it melt
32 degrees F
200
is oxygen and compound or an elament
compound
200
dose matter take up space
yes
300
there is a silver ring and a silver nugget is it phyicical or chemical
phycical
300
dose matter take up space
yes
300
what temp dose it boil
Water boils at 212 degrees Fahrenheit
300
is sulfur an compound or an element
element
300
dose gas move freely
yes
400
what is a chemical reaction
The substance initially involved in a chemical reaction are called reactants or reagents.
400
what is the defaniton of matter
physical substance in general, as distinct from mind and spirit; (in physics) that which occupies space and possesses rest mass, especially as distinct from energy.
400
you have gold ring and a gold nugget is it phycical or chemical
phycical
400
is hydrogen a compound or an element
element
400
can solids move freely
no
500
what are some ways you can tell if it is chemical changes
bubbling heat is put off (ect)
500
what is mass
mass definition. In physics, the property of matter that measures its resistance to acceleration.
500
what are Molecule
smallest unit of a group of compounds that have bonded together