The answer is "A" because Na = 22.9 and O =16 so it is 22.9*2+16
Answer:form when magma and lava cool :/
Explanation:hope this helps, and I’m this because ingenious rocks are made/ formed from magma and lava.
<span>18.01528 g/mol is the molar mass of H2O</span>
Answer:"...the different types of plants categorized on the basis of their size and branching pattern. Herbs have soft and unbranched stems, whereas, shrubs have woody, branched and multi stems. Shrubs are often confused with herbs because of their similar characteristics, but shrubs are taller than herbs." google
Explanation: found on google :) hopes this helps and if not sorry
Answer:
2m.
Explanation:
molality = no.of moles of solute ÷ mass of solvent in kg
molalty = 1.5 moles ÷ 0.75 g
= 2m
