You notice that when the parchment paper of an ancient document is exposed to a certain chemical, the parchment paper becomes a different color. what have you done?

Why is a chemical indicator added to the flask in which a titration will occur? A to show when enough base has been added B to determine the starting pH of the solution C to neutralize the acid before adding the base D to identify the starting

Balance the equation for the reaction given below: CuCl2 + NaNO3  Cu (NO3) 2 + NaCl

Classify each of the equations as synthesis, decomposition, or replacement. a. 2 A1 + F → 2 Fe + A b. 2 Ag + S → AS c. CaC → CaO + C d. 2 NO + → 2 N

If 3.45 grams of Mg are burned how many grams of MgO are produced

How does the precision of the absolute-age dating compare to the precision of relative-age dating?

If maltose undergoes hydrolysis what subunits does it results to?

Find the total mass of three diamonds that have masses of 14.2 grams, 8.73 grams, and 0.912 gram

What is the correct equilibrium constant expression for this equation? 2C0F, (g) CO2 (g) + CF_ (g)

Write the mathematical expression that allows you to solve for the oh - concentration in water when you know only the h3o + concentration.

How much energy is needed to melt 47.6g of water