Create your student account before you continue - it's free.
You will receive the verification email in a minute. Write down your code to verify your account or click the verification link.
Have you already verified your email by clicking the link?
Complete your registration
V titračnej banke máme presne 10 cm³ roztoku CSOH. Na jeho neutralizáci potrebujeme 25 cm³ kyseliny sírovej s koncentráciou 0,30 mol.dm. Aká je koncentrácia CSOH v roztoku a koľko CSOH obsahuje jeho roztok pred neutralizáciou? M,(CsOH) = 150
Výsledky 1.5 mol/l 2.25g CsOH
28 cestujúcich postupne vystúpilo na staniciach A,B,C,D,E. Zo stanice E už vlak odchádzal prázdny. Koľkými spôsobmi sa to mohlo udiať? Je správna odpoveď 28⁵ alebo 5^28? Ďakujem za pomoc
Rovina má parametrické vyjadrenie x=t+s, y=7-t+2s, z=3s, t,s patria R. Určte jej priesečníky s osami sústavy rovníc
doučma.sk
Are you looking for chémia tutoring? Find the right chémia tutor for online or in-person tutoring near you.
We access the information stored on your device for this website to function properly. This includes, for example, cookies or local browser cache. We use this to store the data necessary for the functioning of the website, data used for analytical purposes, or data stored by third parties.
If this information is essential for the operation of this website, we store it automatically. For everything else, we need your consent, which you can choose to give below. Your consent is valid for 12 months. Should you refuse, we will ask you for consent again in 6 months, but you are free to change your mind at any time. For more information, please see our GDPR and Terms of Use.
