Which chemical reaction shows photosynthesis?

water + carbon dioxide + sunlight → oxygen + glucose

carbon + oxygen → carbon dioxide

hydrogen + oxygen → water

nitrogen + hydrogen → ammonia

How many milligrams are in a kilometer

Is exploding dynamite a chemical or physical property?

Which scientist proposed the model of an atom as a nucleus surrounded by electrons

What is the ground-state electronic configuration of a chlorine anion (cl-) ?

0.249 g of a common diatomic gas occupies a volume of 250. ml at 120°c and 760 mmhg. using a periodic table, what is the identity of this element?

A balloon containing 0.0400 mol of a gas with a volume of 500 mL was expanded to 1.00 L. Answer the questions and round answers to nearest hundredth place. Which equation should you use to find the amount of gas added?

Can quadrilateral RSTU be a parallelogram

Four moles of hydrogen chloride (HCl) gas react with one mole of oxygen (O2) gas to produce two moles of chlorine gas (Cl2) and two moles of water gas (H2O).

The density of rubbing alcohol is 0.785g/mL at 25 Celsius. Calculate the mass of 15.0 mL of the rubbing alcohol.

Is the universe an isolated system?