Democritus who lived in greece during the fourth century

b. c suggested that matter is made up of tiny particles that cannot be divided. what did he called them

Four moles of hydrogen iodide (hi) gas react with one mole of oxygen (o2) gas to produce two moles of iodine gas (i2) and two moles of water gas (h2o).

What is Reflection?

As an object falls freely near the earths surface, the loss in gravitational potential energy of the object is equal to its what

What is the state of matter for Fe?

Cu2 - > Cu2 + is it getting oxidized?

Which substance is the limiting reactant when 4.0 g of sulfur reacts with 6.0 g of oxygen and 8.0 g of sodium hydroxide according to the following chemical equation: 2 S (s) + 3 O2 (g) + 4 NaOH (aq) → 2 Na2SO4 (aq) + 2 H2O (l) A. O2 (g) B. S (s) C.

If EG = 19 and FG = 12 then EF = ?

Given the following reaction: 4Fe + 302 → 2Fe2O3 How many grams of Fe2O3 will be produced from 24.0 g of Fe and 5.00 g of O2? grams (round to three significant figures)

Which Group 16 element combines with hydrogen to form a compound that has the strongest hydrogen bonding between its molecules? 1. oxygen 2. selenium 3. sulfur 4. tellurium

How many hydrogen atoms are in 2.80 mol of ammonium sulfide?