Q: How many significant figures are in 4.50 grams?

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0.45

450 = 900/2

450

45000 ÷ 100 = 450

This is not a valid conversion; milligrams (mg) and grams (g) are measures of weight or mass and mL (milliliters) is a measure of volume.

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2 significant figures.

Molarity = moles of solute/Liters of solution ( 450 ml = 0.450 liters) 5M C6H12O6 = moles C6H12O6/0.450 liters = 2.25 moles C6H12O6 (180.156 grams/1 mole C6H12O6) = 405.351 grams of glucose ( you do significant figures )

450

No, it has two. The zero is a placeholder.

There are approximately 204,545 grams in 450 pounds.

450 milligrams = 0.45 grams.

0.0451. 450 has two significant figures, 32.10 and 370.0 each have four.

450 grams of water is 30 tablespoons

450 milligrams is equal to 0.45 grams.

450,000 grams are in 450 kilograms.

450 grams.

There are 450 grams in a pound, so 1300 grams = 1300/450 = 2.9