What is true when a reaction has reached equilibrium

Analyses of enzymes found in the blood are used as indicators that tissue damage (heart, liver, muscle) has occurred and resulted in the leakage of cellular enzymes into the bloodstream.

How has the discovery and usage of the periodic table benefited society? Select all that apply. It has enabled scientists to communicate chemical discoveries and results more easily.

Elemental analysis of the unknown gas from part a revealed that it is 30.45% n and 69.55% o. what is the molecular formula for this gas? express your answer as a chemical formula.

What does not change when a solution is diluted?

the law of conversation of (mass/energy) states that the total mass before a chemical reaction is the same as the totally mass after the reaction. which is one is it mass or energy?

Balance these equations N2 + O2 > NO

What is FeCl3+NaOH=Fe (OH) 3+NaCl

What is the science method

What are the major organic products are formed when the following compounds react with methylmagnesium bromide (CH3MgBr), followed by the addition of dilute acid? a) propanal b) propanone

This states tha from one object to other be created or destroyed. However, a charge can be transferred