On the Mohs Hardness Scale, the softest mineral would receive the number:
B. 1
Explanation:
1. The Mohs Hardness Scale is a scale used to measure the hardness of minerals based on their ability to scratch one another.
2. The softest mineral, talc, has a hardness of 1 on the Mohs Hardness Scale.
3. Therefore, the correct number for the softest mineral on the Mohs Hardness Scale is 1, which corresponds to option B.
