Which reaction is balanced correctly? C + O2 → 2CO2 CH4 + 4O2 → CO2 + 2H2O C3H8 + 5O2 → 3CO2 + 4H2O C6H12O6 + 3O2 → 6CO2 + 6H2O

An ion has a charge of 3+. if this ion has 8 protons, how moany electrons does it have? A 3 B 5 C 7 D 8 E 11

Internal respiration is the transfer of oxygen and carbon dioxide from the lungs to the tissue cells of the body. True or False

3C2H402 atoms in formula

A cup of coffee is considered a ... A) Solute B) Solvent C) Precipitate D) Solution

Eleanor wants to show her class a comparison of melting rates between two different solids when he is applied why would a graph be more suitable than a table to show her data

An atom containing 47 protons, 47 electrons, and 60 neutrons has a mass number of

BONUS: Wremne UwWM DU Aqueous potassium iodide is mixed with lithium phosphate to form aqueous lithium iodide and solid potassium phosphate.

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Semi-conductors have properties of both metals and non metals. which are two examples of metalloids

How do you determine the percent yield of a chemical reaction?