1 Write the chemical symbols for following elements: Nitrogen- Phosphorus- bromine- Zinc-Potassium-Magnesium.

What is the percentage composition of carbon in the compound ch4

Main expenses you plan on making payments on a new car too. you want to spend 15% of your monthly net pay on the car payment, insurance, registration, and taxes combined. what is your monthly car allowance? $149.46 $298.91 $448.37 $597.83

A1.5l container holds p.50 grams of an unknown gas at a pressure of 0.44 atm and a temperature of 50.c what is the molar mass of the unknown gas