Answer:
B. Neptune. Neptune is next to Uranus
Theory- <span>a supposition or a system of ideas intended to explain something, especially one based on general principles independent of the thing to be explained.
Scientific law- </span>a statement based on repeated experimental observations that describes some aspect of the universe.
Answer:
C. Solubility
Explanation:
Solubility. A physical property does not change the chemical compostion. Solubility can be observed, unlike the others.
Answer:
6.97 moles
Explanation:
Formula Used,
Moles = No. of Molecules ÷ 6.022 × 10²³
Putting Values,
Moles = 4.20 × 10²⁴ ÷ 6.022 × 10²³
Moles = 6.97 moles
Answer:
Cl2 +2Kl ----->2KCL +I2
Explanation:
_Cl2 + __KI → __KCI + __I2
Cl2 +2Kl ----->2KCL +I2