In the chemical reactions of chemosynthesis, microscopic organisms use heat and inorganic compounds to produce food for themselves. what type of chemical reaction is chemosynthesis? a. unbustion b. exothermic c. combustion d. endothermic

Light from a sodium lamp passes through a diffraction grating that has 1000 slits per millimeter. the interference pattern is viewed on a screen 1.000 m behind the grating. the first (m = 1) two bright yellow fringes that are visible are 0.7288 m and 0.7300 m from the central maximum. what are the wavelengths of these two fringes?

If the pressure in a gas is doubled while its volume is held constant. true or false

It is advised not to hold the thermometer by the bulb while reading it