3800吨乘以95%乘以3PPM等于多少克?最好在25号算出答案!
问题描述:
3800吨乘以95%乘以3PPM等于多少克?
最好在25号算出答案!
答
25100
答
3ppm等于百万分之三,3800t=3800000kg=3800000000g
故上式=3800000000*0.95*0.000003=10830g