Acoin is tossed 25 times and lands on heads 13 times find the experimental probability and theoretical probability of the coin landing on heads

He mass of a single atom of carbon can be found by dividing the atomic mass (12.01 g) by 6.022 x 10^23. which is the mass of a single carbon atom, correctly written in scientific notation with the correct number of significant figures?

Evaluate the expression. (9 + 5)(3 + 2)0

John has 1/2 pound of oranges to share with julie. if they share the oranges equally, how much will each of them have?