题目

Scholarship Application Tips in 2018 for college students• Before you apply Work hard to get good grades. Don’t sweat about one bad grade, but always strive to do your best. Get involved, and stay involved, in out-of-class activities. Sports, clubs, drama, bands and orchestras — these often count toward a student’s overall scholarship application evaluation. The same goes for paid (or unpaid) work experience. Begin your scholarship research early — by your sophomore or junior year of high school, if possible. Make special note of application deadlines, as they can vary from 由MgO、MgSO4和MgHPO4组成的混合物中镁元素的质量分数为33%，则混合物中氧元素的质量分数为_______________。