Blogtrottr
Yahoo!奇摩知識+ - 分類問答 - 科學常識 - 發問中
Yahoo!奇摩知識+ - 分類問答 - 科學常識 - 發問中 
Manage your social media

Best social media tool for image publishing to Facebook and Twitter. Look amazing and delight your followers. Get 40% off when you sign up today.
From our sponsors
重量百分濃度
Sep 23rd 2013, 14:47

濃度百分之實的鹽水一百公克
加入五克的鹽
求新的濃度

濃度百分之實的鹽水一百克
加入二十克的水
求新的濃度是多少

濃度百分之實的鹽水一百克
與濃度百分之二十的鹽水五十克混合
求新的濃度是多少

要有計算過程喔 謝謝

This entry passed through the Full-Text RSS service — if this is your content and you're reading it on someone else's site, please read the FAQ at fivefilters.org/content-only/faq.php#publishers. Five Filters recommends:

You are receiving this email because you subscribed to this feed at blogtrottr.com.

If you no longer wish to receive these emails, you can unsubscribe from this feed, or manage all your subscriptions
arrow
arrow
    全站熱搜

    acer4 發表在 痞客邦 留言(0) 人氣()

    E-mail轉寄