To make salsa andy needs 12 tomatoes and 4 jalapenos if Andy only has 9 tomatoes how many jalapenos should he use to make salsa? A.1 jalapenos
B.3 jalapenos
C.4 jalapenos
D. 5 jalapenos

please I need this​

B. 3

Step-by-step explanation:

Andy needs 1 jalapeno for every 3 tomatoes so if he only has 9, 9÷3=3

For 1 mole of a single atom it is equal to its molar mass. And a single atom, 1 mole is equal to the Avogadro's Number.

Explanation: The relationship can be expressed through the following:

1 mole = molar mass of an atom/ compound

1 atom x 1 mole / 6.022x10^23  atoms