IMG_8264

Which is limiting? Calculate the percent yield.  melting point was 115-122

alibri (Body) 12 A A Aa v AaBbCcDc AaBbCcDc AaBbC AABBCCC AaB AABBCCD IU abe x, x A ab T Normal T No Spac. Heading 1 Heading 2 Title Subtitle Font Paragraph Styles 3 6 IZICIt iniED 10 11 12 13 I 14 I- 15 16 . Chemical Equation Write a balanced equation that describes each of the following chemical reaction. 1. Acetylene gas, C2H2, burns in air forming gaseous carbon dioxide and, CO2, and water. Answer: 2C2H2 + 502 → 4CO2 + 2H20 (double displacement/Combustion reaction) 2. MnO2 + KOH + O2 → H20 + K2MNO4 3. FeCl2 + Cl2 → FeCl3 English (United States) Accessibility: Good to go a ENG REDMI NOTE 10 PRO | JHANG 01/06/2022 15: 12

please help

Types of Chemical Reactions: Double Replacement __BaCl, _K₂SO4 a) Bak₂ + CISO4 b) BaSO4 + KCL c) Ba₂SO4 + K₂Cl₂ d) BaSO4 + K₂Cl + _CaCl₂ + a) CaSO4 + K₂Cl₂ b) Cak₂ + CISO4 c) CaSO4 + KCI d) Ca(SO4)2 + K₂Cl K₂SO4 → + + _AgNO3 + _Na₂CO3 → a) Ag₂CO3 + NaNO3 Ag₂CO3 + Na₂NO3 b) c) Ag₂CO3 + Na(NO3)2 d) AgNa + NO₂CO3 _AgNO3 + NaCl → a) AgCl + NaNO3 b) Ag₂Cl + Na₂NO3 c) Ag₂Cl + d) AgNa+ NO3Cl Na(NO3)2 +

Please assist

100% Normal text Arial 11 B 1 - 1 2 3. 4 I5 6 7 8 T9 1 10 11 I 12 13 2. Copper (1) carbonate heptahydrate has the chemical formula a) CUCO3.5H20 b) CU2CO3.5H2O c) CuCoz. 7H20 d) Cu2CO3. 7H20 B. A double displacement reaction may be defined as: a) two or more simple substances producing a more complex substance *b) a more complex substance breaking down into simpler ones c) one element replacing another element in a compound d) a reaction involving two ionic compounds where the cations and anions replace each other Neutralisation occurs when: a) an acid is mixed with water b) a base is mixed with water c) a salt is mixed with an acid d) an acid is mixed with a base 山TOA Ai étv Book Pro

After heating 2.000 g of MgSO4.7H2O to constant mass, the remaining residue in the crucible weighs 0.978  g. Using the data above , calculate the mass of water lost. After heating 2.000 g of MgSO4.7H2O to constant mass, the remaining residue in the crucible weighs 0.978  g. Using the data above , calculate the mass percent of water in the hydrate. 16 AND 17 PLEASE

I make a product and weigh it before it is dry. Does that affect the actual yield? Yes No Check it GET A HINT * SCRATCHPAD * Improve this question

Determine the limiting reactants (LR) and the mass (in grams) of nitrogen?

A chemist adds 0.30 L of a 1.7M nickel(II) chloride (NiCl,) solution to a reaction flask. Calculate the mass in grams of nickel(II) chloride the chemist has added to the flask. Round your answer to 2 significant digits. x10 Submit Assignr Continue 2022 McGraw Hill LLC. All Rights Reserved. Terms of Use Privacy Center Accessi IMG-6097.jpg IMG-6096.jpg IMG-6095.jpg IMG-6099.jpg IMG-6098.jpg MacBook Air 80 F10 F11 F7 F8 F9 F5 F6 F3 F4 F1 $ % & 3 4 5 6 7 8 * 00

Please help with question 2

Please answer question number 2 based on the the data table.

First Year Secondary First Term 2019/ 2020 CHEMISTRY MODEL QUESTIONS Choose the correct answer for each question, 1. How many atoms are there in one mole of CH OH? A.6 atoms B. 6.0 x 10 atons C. 12.0 x 10 atoms D.3.6 x 10 atoms NH: + 02 NO, - H;0 Balance the equation given above. Then, find the number of moles of oxygen gas O, involved in the reaction. A. I mole B. 3 moles C. 4 moles D.7 moles 3. When iron pyrite (FeS2) is heated in air, the process is known as "roasting". It forms sulfur dioxide and iron (III) oxide as follows: FeS, - 0, = SO,+ Fe;O3 Balance the given equation, and then, choose the corrct choice of the number of moles for the reactants and products. A. 4, 2, 8, 7 respestivei uo / B. 2, 4, 7, 8 réspectively C. 2, 11,7, 8 respectively D.4, 11, 8, 2 respectively 4. Doctars recommend taking vitamin (C) in winter days, How many moles of Vitamin C. (C.H,O), are there in 528 g of Vitamin C? given that: A.2 moles (C =12, H=1. o= 16) B.2,75 moles 4 moles D.5 moles

make sure that the limiting reagent is magnesium and please calculate the theortical yield

Imagine you and your friends are making hot dogs. A complete hot dog consists of a frankfurter and a bun. At the store, you buy four packages of eight frankfurters and three bags of 10 buns. 1. How many hot dogs can you make? 2. Which ingredient limited the number of hot dogs you could make? 3. Which ingredient will you have leftovers of?

The black soot produced from incomplete combustion of hydrocarbons is composed of ________. impurities elemental carbon carbon monoxide and carbon dioxide

X Macmilla X ck Course M X Submit Answer Sections X /index.html?deploymentid=5735112480241329813180832311&elSBN=9781305862883&id=1707786042&snapsh olchlometry of Reactions: Gram to Gram: This is group attempt 1 of 10 References HOMEWO X Use the References to access Important values if needed for this question. According to the following reaction, how many grams of potassium phosphate will be formed upon the complete reaction of 23.3 grams of phosphoric acid with excess potassium hydroxide ? potassium hydroxide(aq) + phosphoric acid(aq) →→→ potassium phosphate(aq) + water(1) grams potassium phosphate MindTap X Autosaved at 6:23 PM MacBook Air Gatoms to

How to get mole of Cl in copper chloride?