Sumali sa IDNStudy.com at tuklasin ang komunidad ng pagbabahagi ng kaalaman. Ang aming platform ng tanong at sagot ay idinisenyo upang magbigay ng mabilis at eksaktong sagot sa lahat ng iyong mga tanong.

1. An unknown white substance is heated
and produced white smoke and black solid. What do
you think is this substance?
a) a mixture
b. an element
c. a compound d. a diatomic molecule
2. Water is composed of two atoms of
hydrogen and one atom of oxygen. Which of the
following can be the particle model for water?
A
B
D
ovement
hea
d)