The measurement 0.0256 g, rounded off to two significant digits, would be
g

Which type of bond is present in hydrogen sulfide (h2s)? the table of electronegativities is given. a. hydrogen b. ionic c. nonpolar covalent d. polar covalent

Which statement is true about this reaction? 14n+1h 15o it is a practical source of energy on earth. it occurs only outside the solar system. its product is heavier than each of its reactants. it shows the critical mass of an element.

The empirical formula of a compound is ch2o and its mass is 120 amu/molecule, what is its formula?