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

What happened to the Soviet Union after communism ended? A)It broke up into many independent countries. B)It remained a unified country that rapidly became demo

Historians often say that the __________ influenced the rise of 1920s nativism. horrors of world war i threat of world war ii great depression reaction to recon

What is a hypothetical

Today, 32 customers at Tasha's Juice Emporium bought a total of 512 ounces of juice. How much juice did each customer buy on average?

Thw natrow lower portion of the uterus iw called the

What does the half-life of a radioisotope correspond to?

In “The Raven,” the speaker’s responses to the raven change as the poem progresses. Why does the speaker become so angry with the raven?

Every day for two full weeks (14 days) jimmy records the number of coins in his pocket. he finds that the mean is 27. he decides to remove one sunday's total be

What was the major result of the war between prussia and austria?

what was george washington's job to do in the millatary?