Answer: Option (1) is the correct answer.
Explanation:
Compounds are the substances which contain two or more different elements.
Similarly, water is a compound as it is made up when two hydrogen atoms combine with one oxygen atom. Compounds can be broken down with the help of chemical reactions.
Hence, the statement water can be broken down by chemical means explains why water is classified as a compound.
Sir Joseph John Thomson OM PRS (18 December 1856 – 30 August 1940) was a British physicist and Nobel Laureate in Physics, credited with the discovery of the electron, the first subatomic particle to be discovered.
Answer:
Explanation:
Percent composition by element
Element Symbol # of Atoms
Chlorine Cl 2
Calcium Ca 1
Oxygen O 6
It would be 187 75 Re since 76 - 1 is 75 and number 2 would be beta particle and a positron.
Answer:
D
Explanation:
the answer is d white precipitate
