A new element, Thorsonium has two isotopes. 67.52\% of the Thorsonium isotopes have a mass of 256 amu. The rest of the sample is Thorsonium - 257 Find the average atomic mass of Thorsonium

Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.

Rank the four gases (air, exhaled air, gas produced from from decomposition of h2o2, gas from decomposition of nahco3) in order of increasing concentration of co2

Which is the most concentratic acid