题目

Education and Training Make sure your skills are up-to-date     If you’re looking for a new job or you want to change your career, having up-to-date skills is the key to a successful job search and your future earning power. Choose the right training      If you need training to learn new skills or enhance（提高）existing skills, make sure you got to know the following : What training program is the best for you? How will you pay for your training? You need to consider all these and more when you choose your training. Search for training providers      Massachusetts scho（8分）某补钙药品说明书的部分信息如图所示。现取4 片钙片放入100g稀盐酸中，有效成分完全反应（其他它成分不与稀盐酸反应），反应过程中质量的变化如下。反应前烧杯50g4片钙片8g稀盐酸100g完全反应后烧杯+剩余固体+液体的总质量155.36g（1）反应生成二氧化碳的质量是 g。（2）通过计算回答，该补钙药品说明书中碳酸钙的含量与实际是否相符。