Balance this equation, _AlCl3 + _NaOH → _Al(OH)3 + _NaCl​

Significant figures are digits read directly from the measuring instrument plus one more digit, which is __ by the observer.

Which of the following contributes to the structural rigidity of cellulose? adjacent glucose polymers are stabilized by hydrogen bonding. glucose residues are joined by (α1→4) linkages. cellulose is a highly branched molecule. the conformation of the glucose polymer is a coiled structure.

Which metals are called noble metals