A gas occupies 100 liters at 30 degrees C under a pressure of 1.28 atm. Approximately what volume would the gas occupy at STP (273 K, 1 atm) ?

As k2o dissolves in water, the oxide ion reacts with water molecules to form hydroxide ions. write the molecular and net ionic equations for this reaction.

A scientist can use only one method to investigate

To four sig figs 3.682417

Which of the following pairs of items will be attracted by one another? A. A positively charged pith ball and a negatively charged glass rod B. Two positively charged pith balls C. A negatively charged pith ball and a negatively charged glass rod D.

0.422 g of an element z reacts with oxygen to form 0.797 g of the oxide z2o3. what is the element z?

If the average American throws away 4.5 lb of trash each day, and the population of the US is estimated to be 311 million people, calculated the number of metric tons of garbage thrown away in the US each year.

Difference between radical and compound

Water is a produced when 30.0 grams of hydrogen reacts with 80.0 grams of oxygen what is the limiting reagent

How are reactions and products related in a chemical reaction?

Ollie wants to sign up with an online social network called TeensMeet, which other kids at school have joined.