Calculate the number of chlorine atoms present in 36.38 g of CCl4. When you have the answer, take the log (base 10) of it and enter the value with three decimal places and no units.
Calculate the number of chlorine atoms present in 36.38 g of CCl4. When you have the...
1) Calculate the number of moles of Cl atoms in 3.01×1024 formula units of magnesium chloride, MgCl2. Express your answer numerically in moles. 2) In the gaseous state, chlorine exists as a diatomic molecule Cl2 (Molar mass = 70.9 g/mol). Calculate the number of moles of chlorine present in 100 g of chlorine gas. Express the quantity in moles to three significant figures. 3) Sodium hydroxide, NaOH, is a strong base that is used in industrial synthesis and processes such...
1) Calculate the number of moles of Cl atoms in 3.01×1024 formula units of magnesium chloride, MgCl2. Express your answer numerically in moles. 2) In the gaseous state, chlorine exists as a diatomic molecule Cl2 (Molar mass = 70.9 g/mol). Calculate the number of moles of chlorine present in 100 g of chlorine gas. Express the quantity in moles to three significant figures. 3) Sodium hydroxide, NaOH, is a strong base that is used in industrial synthesis and processes such as...
1. Determine the molality of a solution prepared by dissolving 4.95 g of potassium chloride in 70 g of water. Enter your answer to 2 decimal places 2. Determine the molality of a solution of benzene dissolved in toluene (methylbenzene) for which the mole fraction of benzene is 0.132. Give your answer to 2 decimal places. 3. How many moles of solute particles are present in 7.89 mL of 0.458 M K2SO4? When you have your answer, take the LOG...
Calculate the number of H atoms present in a 5.00 g sample of NH3 (g)?
4. Calculate the number of H atoms present in a 5.00 g sample of NH (g)? (3 Pts.) 2
1. Calculate the number of moles of magnesium, chlorine, and oxygen atoms in 3.80 moles of magnesium perchlorate, Mg(ClO4)2. Express the number of moles of Mg, Cl, and O atoms numerically, separated by commas. 2. A sample of propane, C3H8, contains 10.4 moles of carbon atoms. How many total moles of atoms does the sample contain? Express the total number of moles of carbon and hydrogen numerically. One molecule of ozone, O3, contains three oxygen atoms. Similarly, 1 mole of...
Calculate the number of atoms in a 7.52 x 10 g sample of carbon. atoms atoms
Question 1 1 pts Calculate the mass of potassium chloride, KCI, (in grams) formed when 7.00 g of chlorine gas is allowed to react with 5.00 g of potassium. (write the chemical reaction first) 7.36 7.38 14.7 4.77 9.53 Question 2 1 pts Carbon dioxide is produced in the following reaction: 5 H2C204(aq) + 2 KMnO4 (aq) + 3 H2SO4 (aq) → 10 CO2(g) + 2 MnSO4 (aq) + K2SO4 (aq) + 8 H20 (1) What is the limiting reagent...
Calculate the number of atoms in 202 μ g of scandium. Enter your answer in scientific notation.
Calculate the mass of water produced when 7.44 g of butane reacts with excess oxygen. Express your answer to three significant figures and include the appropriate units. View Available Hint(s) 0.64 Units Submit Previous Answers * Incorrect; Try Again Enter your answer using units of mass. Part Review Constants Periodic Table Calculate the mass of butane needed to produce 61.3 g of carbon dioxide. Express your answer to three significant figures and include the appropriate units. ► View Available Hint(s)...