Dan, you are very helpful when it comes to these videos. so i would like to say, thank you.
marie5555555 11 months ago
I've looked at some of these videos and a lot of the time the comments on them scare me. This guy seems to know what he's talking about; puts my mind at ease. Thank you! I'm just hoping for not so much on chemical equations...if there are any.
strawberrychakra 1 year ago
I'm still in school & I'm on my secound to last year. I'm taking Chemistry & Biology this year & next (I was told to). =/ I hope that's enough.
ItsNaomiBaby 3 years ago
now this is a good video
ravi930 3 years ago
Dan, you are very helpful when it comes to these videos. so i would like to say, thank you.
marie5555555 11 months ago
I've looked at some of these videos and a lot of the time the comments on them scare me. This guy seems to know what he's talking about; puts my mind at ease. Thank you! I'm just hoping for not so much on chemical equations...if there are any.
strawberrychakra 1 year ago
I'm still in school & I'm on my secound to last year. I'm taking Chemistry & Biology this year & next (I was told to). =/ I hope that's enough.
ItsNaomiBaby 3 years ago
now this is a good video
ravi930 3 years ago