10.88 = in scientific notation

if a material has a half-life of 24 hours, how long do you have to wait until the amount of radioisotope is 1/4 its original amount?

A rock is shot vertically upward from the edge of the top of a tall building. The rock reaches its maximum height above the top of the building 1.60 s after being shot.

How many Oxygen (O) atoms are in the following? H2O + CO2 4 3 2

Smallest unit that consists of at least one atom A. Protons B. Neutrons C. Electrons D. Molecules It's not D.

the half-life of carbon - 14 is 5730 years. What fraction of carbon-14 would remain after 11,460 years?

What is the upper limit to the mass of a neutron star beyond which neutron degeneracy pressure is unable to withstand the force of gravity and the neutron star is crushed out of existence into a black hole?

What happened to the test charge when brought near another positive charge, and how did you use this fact to score a goal only using positive charges? Explain for both the practice charge and more difficult levels.

You get up in the morning, get dressed, eat breakfast, walk to the bus stop, and ride to school. List three different energy transformations that have taken place.

If you lived by the sea, what effect of the moon would you see? Describe the effect.

20g of ice at 0℃ is mixed with 20g of hot water at 60℃. Then amount of water in mixture in equilibrium condition will be