What would happen if an organ in the specific organ system stopped working

Potassium-40 has a half-life of approximately 1.25 billion years. approximately how many years will pass before a sample of potassium-40 contains one-sixteenth the original amount of parent isotope?

What mineral has the least hardness according to the scale?

how many molecules, elements, and total atoms are present in the following chemical formula? Mg (NO3) 2

Which mineral mostly forms through chemical precipitation?

How does gravity affect Earth and other objects found in the solar system? choose all that apply Moons' orbits around planets Planets' order (from Sun) Annual amounts of snow on Earth Pushing and pulling of tides on Earth Colors of living things

How many grams of H₂ are produced with the reaction of 36 grams of water? 2 Na + 2 H20 - > 2 NaOH + h2

Which statement is the best description of a chemical bond? A. A chemical bond connects 2 different molecules. B. A chemical bond holds atoms together. c. A chemical bond turns molecules into atoms. D. A chemical bond identifies atoms in a molecule.

The energy of an electron varies depending upon which energy level that electron occupies. True or False.

What is the mass (in grams) of 9.07 * 1024 molecules of methanol (CH3OH) ?

Is metalloid an insulator