Galaxy027❤

Hello ngruby82! So firstly, you can calculate the pH of a buffer using the acid dissociation constant expression: Therefore, NaOH (NaOH + H2O)  = Na+ and OH-ions. So due to NaOH being a strong bas...

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3. Finding pH of 1 drop and 10 drops of 0.10M NaOH

Hello lizagord05! You can try translating your default Khan Academy language in your user settings and the video translations you seek for.  Firstly, click your user settings at your learner home: ...

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3. Will Khan academy translate more lectures on Russian language?

Hello there Simone Bottai! As a user from the UK, I'd say Khan Academy's content is most wonderful for users with their difficulties, but it focuses on the core classes for mathematics in K-12 stud...

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3. Malta Medicine Admission exam

Hello Glory! To remove your teachers/coach dashboard from your account since the incident of signing up as a teacher than a learner on Khan Academy, you have to go to: https://www.khanacademy.org/s...

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Hello ammar400.jamb! To complete the entire section of Calculus deals with the average time you have for the course during studying, which is about 3 - 4 weeks to complete - if only you work on it ...

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3. Calculus

Hello Oscar Sheen and Pablo Sánchez! I agree with Pablo as what he previously stated, well as I can say Oscar, you can go straight into Statistics and Probability after your Grade 8, but unfortunat...

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3. Statistics & Probability

Hello all! You Can Learn Anything is a Meteorite badge. To earn it, the user has to go to https://www.khanacademy.org/youcanlearnanything and to click the button Join us. Khan Academy wishes me...

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3. You Can Learn Anything- What Is It?

Hello marleyakonnor! So, before you take statistics, it's a good idea to recover up on the foundational knowledge you'll need in the course. Like for the algebra course is often a prerequisite for ...

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3. Prerequisites for Statistics and Probability

Hello Ali Rida! It's possibly that the MCAT prep course will be soon retired after September 30th, but for more infor, check this post of guide you: https://support.khanacademy.org/hc/en-us/communi...

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Hello gregorygoulenko! So, according to what I understand, the relative atomic mass of chlorine is 35.5 rather than a whole number; this is because chlorine contains two different isotopes, and chl...

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3. Atomic Mass of different isotopes?