Solutions contain 2 or more substances that look like one. mechanical mixture is 2 or more substances that can be seen
Cytokinesis ensures that one nucleus ends up in daughter cells during cell division
Answer:
physical change. 95%Sure 5% doubtful.
Answer:
option a = Atoms are always in motion.
Explanation:
John Dalton gives atomic theory in 1808. The main postulates are following,
1 = All mater is composed of indivisible particle called atom.
2 =The atoms of same element are identical, but differ from another element.
3 = The atoms of different elements are combine in fixed proportion and form compound.
4 = Atom can not be created nor destroyed.
5 = Atom is smallest part of an element that take part in chemical reaction.
From above Dalton theory postulates it can be seen that all options are correct except option A.
