To convert grams to grains, you'll need to know that 1 gram is approximately equal to 15.43236 grains.
Here’s the step-by-step solution:
1. Given: The mass that needs conversion is 1.3 grams.
2. Conversion Factor: 1 gram = 15.43236 grains.
3. Calculation: Multiply the number of grams (1.3) by the number of grains per gram.
[tex]\[
\text{Grains} = 1.3 \, \text{grams} \times 15.43236 \, \text{grains/gram}
\][/tex]
4. Result: Performing the multiplication yields:
[tex]\[
1.3 \times 15.43236 = 20.062068
\][/tex]
Therefore, 1.3 grams is equal to 20.062068 grains.