과학 동아리 활동 by 김수영 https://padlet.com/kimakqkr5_1/gumisandong 창의성과 과학적 탐구력을 발휘하는 en-us 2022-05-20 12:52:36 UTC 2025-10-27 12:35:43 UTC hello@padlet.com 비타민C 적정 실험 계획 수립 kimakqkr5_1 https://padlet.com/kimakqkr5_1/gumisandong/wish/2192970662 2022-05-20 13:06:03 UTC https://padlet.com/kimakqkr5_1/gumisandong/wish/2192970662 카페인 추출 실험 계획 수립 kimakqkr5_1 https://padlet.com/kimakqkr5_1/gumisandong/wish/2192971436 2022-05-20 13:06:38 UTC https://padlet.com/kimakqkr5_1/gumisandong/wish/2192971436 https://padlet.com/kimakqkr5_1/gumisandong/wish/2236973715 2022-07-05 04:51:14 UTC https://padlet.com/kimakqkr5_1/gumisandong/wish/2236973715 https://padlet.com/kimakqkr5_1/gumisandong/wish/2236974259 2022-07-05 04:51:50 UTC https://padlet.com/kimakqkr5_1/gumisandong/wish/2236974259 https://padlet.com/kimakqkr5_1/gumisandong/wish/2236974716 2022-07-05 04:52:23 UTC https://padlet.com/kimakqkr5_1/gumisandong/wish/2236974716 https://padlet.com/kimakqkr5_1/gumisandong/wish/2236993234 2022-07-05 05:19:04 UTC https://padlet.com/kimakqkr5_1/gumisandong/wish/2236993234 1.고카페인 음료 250ml가열 https://padlet.com/kimakqkr5_1/gumisandong/wish/2236995455 2022-07-05 05:22:48 UTC https://padlet.com/kimakqkr5_1/gumisandong/wish/2236995455 2.25ml가 될 때까지 농축 https://padlet.com/kimakqkr5_1/gumisandong/wish/2236995706 2022-07-05 05:23:14 UTC https://padlet.com/kimakqkr5_1/gumisandong/wish/2236995706 3.25ml 염화메틸렌을 부피피펫으로 넣고 뚜껑을 닫은 분별 깔때기를 뒤집어 흔들어준다. https://padlet.com/kimakqkr5_1/gumisandong/wish/2236998017 2022-07-05 05:27:21 UTC https://padlet.com/kimakqkr5_1/gumisandong/wish/2236998017 https://padlet.com/kimakqkr5_1/gumisandong/wish/2236998757 2022-07-05 05:28:49 UTC https://padlet.com/kimakqkr5_1/gumisandong/wish/2236998757 4.마개를 한 번씩 열어,내부 압력제거 https://padlet.com/kimakqkr5_1/gumisandong/wish/2237000222   (*주의: 깔대기를 너무 흔들면 에멀션이 생김)]]> 2022-07-05 05:31:08 UTC https://padlet.com/kimakqkr5_1/gumisandong/wish/2237000222 5. 분별깔대기를 스탠드에 세워 두 층 분리. 아래의 염화 메틸렌 층을 비커에 모으기 https://padlet.com/kimakqkr5_1/gumisandong/wish/2237001551 2022-07-05 05:33:38 UTC https://padlet.com/kimakqkr5_1/gumisandong/wish/2237001551 단체사진 kimakqkr5_1 https://padlet.com/kimakqkr5_1/gumisandong/wish/2238116937 2022-07-06 13:20:28 UTC https://padlet.com/kimakqkr5_1/gumisandong/wish/2238116937