[单选题]
The initial mass of a mortar containing a solid was recorded to be 109.34 g. m3acs .r-yrar1 5acg 8yf5m(za5n 0fmyq; q0k q*hb5uThe mortar was heated, and the final mass was re*0m50bunf5k qyqaq; h corded to be 81.92 g. What value should be recorded for the mass lost in grams?
