Which would be more toxic? An LD-25 or an LD-75 chemical? Select one: a. LD-25 b. LD-75 c. They are both equally toxic. d. Neither are toxic.

What are the reactants and products of cellular respiration and photosynthesis?

The student diluted 50.00 mL of commercial bleaching solution to 250 mL in a volumetric flask, and titrated a 20-mL aliquot of the diluted bleaching solution. The titration required 35.46 mL of 0.1052M Na2S2O3 solution.

You need to dissolve CaCl2 in water to make a mixture that is 40.0% calcium chloride by mass. If the total mass of the mixture is 370.9g, what masses of CaCl2 and water should be used?

What is the approximate molar mass of ccl4? a. 48 grams b. 83 grams c. 154 grams d. 190 grams

How can we find the number of moles in equilibrium?

How many electrons in an atom can have each of the following quantum number or sublevel designations? (a) 4p (b) n = 3, l = 1, m1 = + 1 (c) n = 5, l = 3

Could the two aqueous solutions be identified through a visual inspection? Explain.

The reaction, C2H6) (l) + 3) 2 (g) produces 2CO2 (g) + 3H2) (g), is the combustion of ethanol. What occurs as the reaction proceeds.

The Concentration of C6H12O6 May be represented as?

Question 8 Review Which metal jis most easily oxidized?