142 ~ 149 http://hypertextbook.com/facts/1999/ChristinaLee.shtml
A very light amount.
45 grams.
50 grams
Uff
300g
3 grams
Since a baseball cap weighs less than one kilogram, using grams would better. For example 120 grams, as opposed to 0.12 kilograms.
The mass of a baseball is typically 145 grams.
A baseball plater cannot have a mass of 65 grams. A normal new born baby has a mass of more than 3000 grams! Having said that, his mass would be 0.14 pounds.
10 grams
About 0.143 pounds or 2.29 ounces.
grams (for its mass).
Unfortunately, your list of situations got lost, so there's no way for me to choose the correct one. But clearly, since the baseball's mass is only half the softball's mass, the baseball needs double the softball's speed in order to have the same momentum.
Grams are a measure of mass.
153 grams
80 - 75 = 5 grams.
molar mass divided by atomic mass times 6.02 x 1023 =)