List 6 heavy metals that can be taken up by plants

A change in heat whether endothermic or exothermic is always a clear indication of a chemical change true or false?

Calculate the concentration of an aqueous solution of Ca (OH) 2 that has a pH of 12.01. Express your answer using two significant figures.

Choose the correct definition of an atom's atomic number. choose the correct definition of an atom's atomic number. an atom's atomic number is the number of protons it has in its nucleus.

Which of the following statements is true? A. Genes make up chromosomes. B. Genes make up cells. C. Chromosomes make up proteins. D. Chromosomes make up genes.

What is the cost of carbon in gram

Which metal in Period 5 is very reactive and has two valence electrons in each atom? rubidium (RD) strontium (SI) zirconium (Z1) silver (Ag)

Sara and Sam went for a two-hour drive. According to the graph, between. 75 hours and 1.25 hours into their trip, they A) slowed down to a speed of 15km/hour. B) travelled at a constant rate of 30km/hour.

Define the following terms: acids, bases, oxoacids, oxoanions, and hydrates.

Calculate the concentration of a solution that has 6.7 moles in a volume of 0.6 liters.

Is sidewalk cement an element or a compound?