How many particles of BaCl2 reacted if 1.53 mol of it were consumed in a reaction?...
0.7 L of H2 enters a reaction at standard temperature and pressure. How many particles of H2 reacted? 1.35 x 1025 particles H2 2.69 x 1022 particles H2 4.21 x 1023 particles H2 1.88 x 1022 particles H2
3) How many NH3 molecules are produced when 8.00 mol of Ca(OH)2 are completely reacted according to: (Avogadro's number = 6.022 x 1023 entities"/mol) (NH4)2SO4(aq) + Ca(OH)2(aq) → 2NH3(g) + Caso (aq) + 2H,00) (2pts)
If 1,00 x 10 consumed? of energy was absorbed during the reaction below, how many grams of carbon (MW = 12.01 g/mol) were CaO + 3C-Cac + CO AH = 464.8 kg Answer: Check
Study the balanced equation. 3Hg(OH)2 + 2H3PO4 → Hg3(PO4)2 + 6H20 How many mol of phosphoric acid (H3PO4) reacted to form 3.13 x 101 mol of water (H2O)? 6.26 101 mol H3PO4 9.39 X 10' mol H3PO4 O 1.04 x 10' mol H3PO4 5.22 x 10° mol H3PO4
If 1.123 g strip of Cu is used for the reaction? How many moles of Cu were reacted (Remember to use correct significant figures and show your work) After the reaction, the strip now weighs 1.345 g. How much mass was gained This gain in weight is attributed to that mass of what element? Using the information from above, how many moles of sulfur were reacted? (Remember to use correct significant figures and show your work) What is the difference...
1.How many grams of glucose (C6H12O6) are produced if 17.3 mol of H2O are reacted according to this balanced chemical equation? 6CO2 + 6H2O → C6H12O6 + 6O2 2. Nitroglycerin [C3H5(ONO2)3] is made by reacting nitric acid (HNO3) with glycerol [C3H5(OH)3] according to this reaction: C3H5(OH)3 + 3HNO3 → C3H5(ONO2)3 + 3H2O If 87.4 g of HNO3 is reacted with excess glycerol, what mass of nitroglycerin can be made? 3. Precipitation reactions, in which a solid (called a precipitate) is...
How many liters of CH3OH gas are formed when 3.20 L are completely reacted at STP according to the following chemical reaction? Remember, 1 mole of an ideal gas has a volume of 22.4 L at STP Please format it with all of the conversions! Question 26 of 30 Submit How many liters of CH3OH gas are formed when 3.20 L of Hz gas are completely reacted at STP according to the following chemical reaction? Remember 1 mol of an...
explanation please 8) How many molecules are present in 4.25 mol of CC14? A) 9.26 x 1024 molecules (B)2.56 x 1024 molecules C) 653.69 molecules D) 153.81 molecules E) 3.69 x 10-23 molecules 9) How many molecules are there in 3.00 moles of NH3? A) 1.00 molecules B) 3.00 molecules C) 17.00 molecules D) 1.20 x 1024 molecules E1.81x 1024 molecules 10) How many molecules are present in 3.25 mol of C2H60? A) 3.25 molecules B) 46.0 molecules C) 1.85...
How many hydrogen atoms are there in 2.50 mol of C6H12067 How many hydrogen atoms are there in 2.50 mol of C6H1206? O 12.0 O 1.51 x 10^24 2.50 0 1.81 x 10^25 CHECK ANSWER
Qustion Campleon Status: QUESTION 7 What is the mass of a 4.110-mol sample of sodium hydroxide? Oa. 98.6 g Ob0.1028 g Oc 164,4 g O d.9.732 g Oe. 40.00 g QUESTION 8 A sample of ammonia has a mass of 89.9 g. How many molecules are in this sample? Oa541 x 1025 molecules Ob.5.28 molecules Oc3.18x 1024 molecules Od 1.14 x 1023 molecules x 10-15, molecules QUESTION 9 A mole of a chemical substance represents Oa.6.02 x 1025 chemical particles...