The half-life of a radioactive nucleus is the time it takes for of the nuclei in a sample to decay. Question 1 options: A) half B) 100 units C) 50 disintegrations D) one-fourth

Ionic compounds are made of ions, and yet the overall charge of an ionic compound is neutral. why?

Select the correct answer. when carbon dioxide dissolves in water, it sometimes reacts with water to form carbonic acid as in this balanced equation: co2 + h2o → h2co3. if 495 milliliters of carbon dioxide at 25°c and 101.3 kilopascals reacts with excess water, what is the theoretical yield of carbonic acid? use the periodic table and the ideal gas resource a. 0.889 g b. 1.10g c. 1.27g d. 2.02g what's the answer! quick!

What are transitions between a liquid and a solid called? identify which way they are transitioning