Answer should be 1.5 M given that M is the SI unit for molarity!
Answer:
The two substances are Grease and Oil.
Explanation:
- <u>Grease</u> is used for other lubrication outside of the engine when it is really cold.
- <u>Oil</u> is used for lubricating when your engine is really hot.
Answer:
Explanation:
In alpha decay alpha ray comes out . Apha ray is nothing but nucleus of helium atom whose atomic no is 2 and atomic weight is 4 . Hence in alpha decay , atomic weight reduces by 4 and atomic no reduces by 2. For gamma emission , there is no change in atomic number and atomic mass.
⁹²₂₇AL ⇒ ⁸⁸₂₅X + ⁴₂He + γ
X is Manganese .
<span>On the Periodic Table metals are found on the left of the table and will be positive, while non-metals are found on the right of the table and will be negative. </span>
