How many moles of zinc bromide (ZnBr) is produced from 268 grams of zinc metal (Zn)? [1 Zn+2 HBr 1 ZnBr + 1 H 2 ]

Y=‐1x + 7 if y has a value of ‐24 what is the value of x?

3.) for each of the following compounds, draw the major organic product of reaction with hcl or naoh and circle whether the starting materials and products will be more soluble in organic solvent or water benzoic acid + hcl: benzoic acid + naoh: oh benzoic acid water/organic water organic fluorenone hс: fluorenone + naoh: fluorenone water/organic water/organic веnzocaine + hci: benzocaine + n»oh: h2n benzocaine water/organic water organic o=

The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false