Other Chemistry Answers

A teaspoon of milk of magnesia contains 25.0 mg of magnesium hydroxide, Mg(OH)2.  What volume of 0.010 M HCl in a person’s stomach would be neutralized by this teaspoon of antacid?

2Na+Cl2→2NaCl

When 10.0 g of Cl2 is used, the reaction produced 12.5 grams NaCl. What is the % yield of the reaction?

Use the following molar masses: Cl2=70g/mol and NaCl=58g/mol.

1.     How many molecules are in are in 3.5 mol of Ca₃(PO₄)₂? How many oxygen atoms are there?    

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what concentration of 700.0mL of silver chromate is produced from 0.50mol of silver nitrate?

For the reaction: FeCl 3(aq) + 3NaOH(aq) → Fe(OH) 3(s) + 3NaCl(aq) What mass of Fe(OH) 3 can be produced from 135 mL of 0.04 mol/L NaOH? 

Calculate the fundamental stretching frequency and wavenumber for a C–H bond, considering that the atoms vibrate independently of other groups on a carbon atom and that the force constant is 4800/nm

Convert the following value into Scientific notation: The Time it takes for light to travel 1MM: 0.00000000000334 s

a radioactive substance with initial atom after 3 alpha particles.find the atom that has disintegrated

What is the pH value of each of the following solutions: a) 0.0045 M HCl; b) 0.00683 M NaOH?