If the number of atoms of each element on the reactant side of an equation is equal to the number of atoms of each element on the product side of the equation, the equation is . A.)endothermic
B.)equal
C.)balanced
D.)exothermic

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?

All of the following are part of the biosphere except

What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5