Muaj pes tsawg moles nyob rau hauv 5g ntawm h2so4?
Muaj pes tsawg moles nyob rau hauv 5g ntawm h2so4?

Video: Muaj pes tsawg moles nyob rau hauv 5g ntawm h2so4?

Video: Muaj pes tsawg moles nyob rau hauv 5g ntawm h2so4?
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SI base unit rau tus nqi ntawm cov khoom yog mole. 1 grams H2SO4 yog sib npaug rau opaque=0.010195916576195 tsi.

Tib neeg kuj nug, pes tsawg moles nyob hauv h2so4?

1 moles

Tsis tas li ntawd, koj yuav nrhiav tau cov moles ntawm sulfuric acid li cas? Koj tuaj yeem saib cov ntsiab lus ntxiv ntawm txhua chav ntsuas: molecular hnyav ntawm Sulfuric Acid los yog grams Cov mis mos molecular rau Sulfuric Acid yog H2SO4 . SI base unit rau tus nqi ntawm cov khoom yog mole. 1 mole yog sib npaug rau 1 Moles sulfuric acid 98,07848g,ua.

Tom qab ntawd, pes tsawg grams ntawm sulfur nyob rau hauv 5 moles ntawm h2so4?

Los xam qhov loj ntawm 5 moles ntawm sulfuric acid peb coj 5 (tus naj npawb ntawm moles ) thiab muab nws los ntawm cov molar uas tau teev tseg, 98 gmol^-. Mas = ( 5 mol ua ) (98 gmol^-) = 490 grams.

Muaj pes tsawg moles ntawm sulfuric acid nyob rau hauv 25 grams?

Tag nrho yog 98.08 grams, yog li ib mole ntawm H2SO4 muaj qhov loj ntawm qhov ntau. 0.25 moles ntawm H2SO4 yog li ntawd yuav muaj ib tug loj ntawm ib quarter ntawm 98.08 yog 24,52 g.

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