How would scientific experiments change if scientists had no tools to use?

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?

What produces wave a)sound b) heats c)transfer of energy d)vibrations

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?