Given the following equation Zn(s) + HClaq) > ZnCl2(s) + H2(g)
How many grams of zinc (Zn) are needed to produce 250
grams of hydrogen (H2) ?

As you watch a surfer ride a wave towards the shoreline, what is the shoreline? a) displacement reference b) reference point c) coordinate plane d) cartesian boundary

If you burn 10 kilograms of wood in a fire (combustion) what is the weight of the products after the fire has finished burning the wood?

Type the correct answer in the box. spell all words correctly.what is the correct term for living the most sustainable life you can within your current circumstances? when your are being as sustainable as you can within your current lifestyle, you are said to be sustainability.