Jana C.

Jana C.

Responds within 24 hrs, to 50% of messages
50% 24 hr

Jana C.

Potrebuješ doučiť? Je tu Janka :)

Preferred times: midday, evenings, weekend
Tutoring subjects:
chémia biológia
Description Answered questions

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Description

Som absolventkou VŠ v predmetoch biológie a chémie.

Answered questions (2)

This tutor has helped to answer these study questions

Jana C.
chémia

Úloha z chémie

Prosím ako vypočítať túto úlohu,10 Vypočítajte hmotnostný zlomok soli v roztoku, ktorý vznikol rozpustením 10g soli v 90cm3 vody.

Jana C.
chémia - sš

Vitamín C má vzorec C6H8O6. Koľko mólov vitamínu C sa nachádza v balení 30 ks tabletiek, z ktorých každá obsahuje 500mg vitamínu C?

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