Which mass measurement contains four significant figures?

A) 0.086 g

B) 0.431 g

C) 1003 g

D) 3870 g

What is the chemical formula for potassium phosphate

Ultra Clorox bleach is 6.68% sodium hypochlorite in water. How much of each is needed to make an 800. mL bottle?

He baking soda looked like it dissolved in the vinegar. sarah and connor watched as the balloon expanded and filled with a gas. was this a physical or chemical reaction and why?

You are performing a reaction with 1.7 moles of hydroiodic acid and 3.43 moles of zinc bromide: 2HI + ZnBr2 → 2HBr + ZnI2. How many moles of zinc iodide can be made?

How many grams of calcium phosphate are theoretically produced if we start with 3.40 moles of Ca (NO3) 2 and 2.40 moles of Li3PO4? Reaction: 3Ca (NO3) 2 + 2Li3PO4 → 6LiNO3 + Ca3 (PO4) 2

What type of reaction occurs when two hydrogen atoms collide at high speed combining together into a helium atom: alpha decay, beta decay, fission, or fusion?

Why don't noble gases normally form chemical bonds?

Using the equation MgCl2 - > Mg + Cl2, if 5.00 grams of MgCl2 is given, how many grams of Mg is produced?

Increasing the concentration of a reactant speeds up a reaction. True False

When this element was discovered, it exhibited luster and malleability, and it reacted very vigorously with water. This element is never found as a free element in nature and always exists in a compound.