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What is 2h20?
2H2O is two molecules of H2O. H2O is water -> 2 molecules of water.
What is the balanced formula for water?
4h+02 --> 2h20
Does 2h20 plus 2h20 plus 4h2o make a chemical reaction?
It shouldnt.
What does rubidium and water make?
rubidium + water ---> rubidium hydroxide + hydrogen 2Rb (s) + 2H20 (l) ---> 2RbOH (aq) + H2 (g)
In the reactivity series what does water plus a metal make?
A water plus a metal makes a metal hydroxide and hydrogen gas For example, Potassium + Water ---> Potassium Hyroxide + Water 2K + 2H20 ---> 2KOH + H2
What is the name of BeCl2 x 2H20?
The compound BeCl₂·2H₂O is called beryllium chloride dihydrate. It consists of beryllium chloride (BeCl₂) combined with two water molecules (2H₂O), indicating that it is a hydrated form of beryllium chloride. This compound typically appears as a white crystalline solid.
2H2 02---2H20 - how many molecules and number of atoms of each element in the equation?
The chemical equation represents the reaction of 2 molecules of dihydrogen (H2) and 1 molecule of dioxygen (O2) to form 2 molecules of water (H2O). In total, this reaction involves 6 atoms of hydrogen (2 in each H2O molecule) and 2 atoms of oxygen (1 in each O2 molecule).
What is the theoretical percentage of water of hydration in cacl2-2h20?
1. Find the molar mass of the hydrate (Calcium Chloride Dihydrate).Find the molar mass of water and the anhydrate (anhydrate + water = hydrate); add the molar mass values of each to find the molar mass of the hydrate.Molar Mass CaCl2: 110.98g+ Molar Mass H2O: 36.04g*Molar Mass CaCl2 * 2H2O: 147.01gFinding Molar Mass# atoms element A * atomic mass element A = Mass A# atoms element B * atomic mass element B = Mass B... etc.Add up all the mass values and you have the value for molar mass. Do this for both the anhydrate and the water molecules. Add these values together to find the molar mass of the hydrate.Molar Mass Anhydrate + Molar Mass Water Molecules* = Molar Mass Hydrate* Tip: the molar mass of water for all hydrate calculations is 18.02g x number of water molecules. This number may be useful to remember on the day of the test or while doing practice problems.*2. Calculate the percentage of water in hydrate.Divide the molar mass of water by the molar mass of the hydrate, and multiply result by 100%.36.04g147.01g x 100%Percent water in hydrate is 24.52%.
How can you make a sample of potassium sulphate?
2koh + h2so4 = k2so4 + 2h20
What word equation represent the reaction that produces water from hydrogen and oxygen?
2 parts hydrogen gas reacts with 1 part oxygen gas in the air to form water vapor. combustion 2H2 + O2 ---------> 2H20
What is catalase's substrate in this reaction.2h202 and 2h20 plus 02?
Catalase breaks down hydrogen peroxide into water and oxygen. Therefore, its substrate in this reaction is hydrogen peroxide (H2O2).
How do you label 2H202 - 2H20 02?
The formula 2H2O2 represents hydrogen peroxide, which is a compound composed of hydrogen and oxygen atoms. The correct way to label this compound is "2H2O2" or "2(H2O2)", indicating that there are two molecules of hydrogen peroxide present in the equation.
