What is the concentration, mass/volume percent (m/v), of a solution prepared from 30.gNaCl and 1.5 L of water?

This line graph compares the growth of plants that were kept in the sun for different amounts of time.a)  on day 7, the plants kept in the sun for 3 hours were how tall? b)  on day 7, the plants kept in the sun for 6 hours were how tall? c)    on day 10, the plants kept in the sun for 9 hours were how tall? d)  on day 11, the plant that was grown with 1 hour of sunlight was how tall? e)  based on the graph, the plant grows best in what amount of sunlight?

How does the principle of electromagnetism explain the interaction between earth’s magnetic field and the solar wind?

What is the molar mass of ca(cio4)2