Which element is found in both potassium chlorate and zinc nitrate?

Which is larger percent error 1 cm in a meter or 1 g in a kilogram

The reaction of 1.250 g k with o2 forms 2.273 g of an oxide of potassium that is used in self-contained breathing devices. determine the formula for this oxide of potassium.

To determine the ammonia concentration in a sample of lake water, three samples are prepared. In sample A, 10.0 mL of lake water is mixed with 5 mL of phenol solution and 2 mL of sodium hypochlorite solution, and diluted to 25.

How does the simplified model of an atom misrepresent atomic structure?

Two samples of calcium fluoride are decomposed into their constituent elements. the first sample produced 0.154 g of calcium and 0.146 g of fluorine. if the second sample produced 294 mg of fluorine, how many g of calcium were formed? 0.309 g 3.

Element X has an electron configuration that ends with 5p6. Which of the following describes this atom correctly? a. unstable metal b. noble gas c. alkali metal d. unstable nonmetal

If 12.1 kilograms of al2o3 (s), 60.4 kilograms of naoh (l), and 60.4 kilograms of hf (g) react completely, how many kilograms of cryolite will be produced?

A certain ionic compound X has a solubility in water of 40.3 g/L at 20. degrees C. Calculate the mass X of required to prepare 500. mL of a saturated solution of X in water at this temperature.

IM ON A TIMER! What are the main types of star clusters? Check all that apply. binary eclipsing globular open wobbling

B) You have 665.46 grams of calcium chloride and 939.96 grams of aluminum carbonate available. Calculate the theoretical grams of Calcium carbonate using stoichiometric calculation.