Which describes the relationship between [h+] and [oh−] ?
[h+] [oh−] = 14.00
[h+] + [oh−] = 14.00
[h+] [oh−] = 1.0 × 10−14
[h+] [oh−] = 1.0 × 10−7

Idon’t know how to solve this question

List four observations that indicate that a chemical reaction may be taking place

Use the measurements in the table to determine which unidentified metal has the highest density. metal volume mass a 10.5 cm3 122 g b 14.2 cm3 132 g c 16.1 cm3 115 g d 12.7 cm3 126 g