Calculate how much heat energy is needed to heat a 68g sample of water from 21°C to 85°C. 1. Look up the specific heat capacity needed for the substance
given in the problem:
2. Use the specific heat and temperature relationship formula to
calculate the heat energy needed
q= m * C. * At

Some familiar products contain some of the same types of atoms. for instance, the chemical formula for baking soda is nahco 3. the chemical formula for liquid bleach is naclo, and the chemical formula for table salt is nacl. which choice best describes why these three products have some of the same types of atoms in common?