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According to the tide table below what time of day will the highest tide occur?

Needthe meter is the standard unit for: 1) height 2) length 3) weight 4) mass

Zoe is investigating the composition of substance a, an unknown substance. using chemical processes, she analyzes substance a and determines it is composed of sodium, oxygen, and hydrogen atoms in a ratio of 1 : 1 : 1. what is substance a? a. a compound b. an element c. a heterogeneous mixture d. a homogeneous mixture