Allie1123 Allie1123

04-09-2017
Chemistry

contestada

How many grams of NaF form when .508 mol of HF react with excess Na2SiO3?

Respuesta :

Аноним Аноним

04-09-2017

2HF + Na2SiO3 ----> 2NaF + H2SiO3 is the balanced equation.

2 moles of HF form 2 moles of NaF

therefore 0.508 Mol HF forms 0.508 mol of NaF

In grams this is 0.508( rel atomic mass of Na + RAM of F)
= 0.508 (22.99+19)
= 21.33 grams

Answer Link

Otras preguntas

Ethos assures your reader or audience that you have?

Henry is considering purchasing a mountain bike. He likes two bikes: one costs $500, and other costs $600. He tells his dad that the bike is more expensive is m

In June 1987, President Ronald Reagan made the "Remarks at Brandenberg Gate, Berlin, Germany". Describe the impact of this speech and discuss how this affected

Who is Jack London and what is he useful for? Where Does he live?

Ricardo has read 2/3 of a book Lin has read 2/4 of the same book who has read more books

When hydrocarbon fuels burn in a plentiful supply of air they undergo complete combustion, forming carbon dioxide and water vapour. If the air supply is limited

The taxi cost $2.25 for the first mile plus 15 Cents for each additional tenth of a mile. For a 5.2-mile trip, Eric paid $10 and told the driver to keep the cha

whats 2/7 divided by 1/7 in simplest form

A triangle all adds up to 180. What is the measure of the third angle if the two other angles are 75 & 50

cuando estás muy cansado (a) por las mañanas , ? qué haces