Fill up and identify the missing :

Q: If the Ksp of Ca3N2 is 6.06 x 10-3, how many moles of calcium nitride (s) could you dissolve in…

A: The given information is as follows: The solubility product of Ca3N2 = 6.06×10-3  The moles of…

Q: The bombarded fragments leads to the formation of molecular ion which is translated into (_)?…

A: Mass spectroscopy is used to determine structure of Unknown compound.

Q: What is the concentration in mg/m3 of a solvent detected at 0.15% in a atmospheric analysis of…

A: solvent detected at 0.15% in a atmospheric analysis means  In 100L of air 0.15 L solvent is present…

Q: Indicate whether each of the following describes a gas, a liquid, or a solid. Drag the appropriate…

A: Gas - The argon atoms between the panes of glass in energy efficient windows fill the space…

Q: aching and lear x m/takeAssignment/takeCovalentActivity.do?locator=assignment-take f6 6 Your…

A: The question is based on the concept of reaction stoichiometry. we need to calculate quantity of…

Q: Choose one of the questions you circled above and explain how element could be used as a substitute…

A:

Q: 1. Whch gu epresants Covalent Bondng7 Why? z Which tigu presents lonic Bandng? Why

A: There are mainly three type of chemical bonding -  Ionic, covalent and coordination    Ionic bonds -…

Q: What is the %DV for saturated fat?

A: We are to discuss the % daily value for saturated fat.

Q: Answer the following question: The following picture represents an ion- exchange column, in which…

A: so we will be looking at the process of resin which is done in water softening. Removing the Ca+2…

Q: Pre-lab question #6-1: Calculate the percent (%) C2042- in H2C204. 53.0 57.1 65.7 97.8

A: Mass percent: Mass percent of ion = atomic mass of the ionMolar mass of the compound×100

Q: Chemistry how would i dilute a 50 mM stock to make a 5mM stock?

A:

Q: Suggest a hypothesis that explains the pattern/shape for the trend of the data in my graph

A: A question based on tools in analytical chemistry that is to be accomplished.

Q: one of the following is primary standard for iodine O a. potassium hydrogen phthalate b. sodium…

A: Standardization is the process of determining the exact concentration of the solution. Primary…

Q: What volume of a 36.0 wt% HC1 (FM 36.458) solution must be diluted to prepare 1.000 L of a 0.100 0 M…

A:

Q: [References) Silicon tetrachloride (SiCl4) and trichlorosilane (SIHC13) are both starting materials…

A: Given: Temperature = 98oC = 98 +273 = 371 K Pressure= 665 torr  1 torr =0.00131579  atm 665 torr=…

Q: ot pt pt [References] If 28.4 g of O₂ is required to inflate a balloon to a certain size at 38.0 °C,…

A: Case1: Mass of oxygen in the balloon = 28.4 g  initial temperature of the balloon = 38 oC  Case 2:…

Q: what mass of iron (II) sulfate heptahydrate would completely react with approximately 10ml of 0.010M…

A: The question is based on the concept of reaction stoichiometry. We need to calculate mass of salt…

Q: A 20.0 mL sample was analyzed using the Mohr method. Calculate the percent (w/v) CI (FM = 35.45) if…

A:

Q: Mass spectrometry of chlorine from an asteroid sample is shown. Intensity 34 35 36 37 38 Mass mu…

A: Mass spectrometry is an important tool for the determination of the molecular mass of the compound…

Q: R TASK: Balance the following chemical equations by filling in the blanks with the correct reaction…

A: According law of conservation of mass, mass can neither be created nor be destroyed. It only can be…

Q: 6.Why: a) saturated NaCl, b) saturated NaHCO3, are used to wash (work up steps) organic product?…

A: Limiting reactant: The limiting reactant is the reactant that gets used up in a chemical reaction…

Q: avallablé until you sign in again. Learning rning Ch 7 HW Najma Jama - > Normandale Community…

A: Since moles = mass / molar mass  And molar mass of Ni = Atomic mass of Ni = 58.7 g/mol and molar…

Q: QUESTION 8 Which of the following is an equivalent expression for (aVlaT)P? O 1-Hralkt O -HrCp O…

A: 1 st option is correct

Q: ▪ What are two methods of extraction - A)liquid-liquid, Solid Phase Extraction B)solid-solid, Gas…

A: There are many methods of extraction which are used in extraction process like solid -phase…

Q: Question: How do factors other than temperature affect the rate of 1. Choose a variable: Pick a…

A: To choose a variable to be investigated on the Diffusion Gizmo and explain how it affects the rate…

Q: A sample of anhydrous NaHCO3 (FM = 84.007) is suspected to be contaminated with either NaOH (FM =…

A: NaHCO3 is present as the Impurity. Now, mass of Na2CO3 Present = 27.2×10-3×0.0125×4×5×105.989 =…

Q: help please answer in text form with proper workings and explanation for each and every part and…

A:

Q: The N and P recommendation for a corn crop is 170 Ibs N/ac and 85 lbs P205/ac. How much anhydrous…

A: Reccomemded nitrogen = 170 lbs = 77110.7 g No of moles = Mass/Molar mass Moles of N recommended =…

Q: A 1.17 gram antiacid tablet containing CaCO3 (FM 100.0869) is dissolved and titrated with 15.15 mL…

A: Answer:

Q: 1. How many grams of Pb2+ are present in 2.09 grams of lead(II) iodide? grams Pb2+ 2. How many grams…

A:

Q: heeded for this question. In the illustration, N is color-coded as blue and O is color-coded as red,…

A: The process given is,

Q: Depending on the size and complexity of the molecule, small chemical alterations can impart…

A: A compound that can mimic the function of acetyl choline or butyrl choline is called a cholinergic…

Q: ( molecular formula C10H17ON , find structure )

A: Introduction :  Nuclear Magnetic Resonance Spectroscopy is a type of spectroscopy which is an…

Q: Salt Formula Salt Name Picture of Flame Test BaCl, CaCl, CuCl, FeCl, KCI LICI NaCI SrCI,

A: The flame test is one of the earlier method to identify some metal ions. The color observed in this…

Q: Pre-lab question #6-3: Calculate the percent (%) C204²- in K2C204. 57.1 53.0 65.7 97.8

A: Answer:- This question is answered by using the simple concept of calculation of percent of the…

Q: Part A Identify each of the following changes of state as melting, freezing, sublimation, or…

A: Concept: Melting = It is a physical process in which solid converts into liquid. Freezing = It is a…

Q: What happens if you drop a smaller block of the same metal into water?

A: Regardless of the size and volume, the metal will sinks as well, if if has the higher density.

Q: 35 8 10 1H,s 7 33 1H.dd J=17,10 4 96 1H dd 4 66 1H,dd J=10,2 J=17,2 PPM

A: C3H4O2 (DBE = 3-(4/2)+1 = 4-2 = 2). Unsaturation 2 indicates presence of double bond and one…

Q: 600g of molybdenum (C-0.25) is heated from 250K to 650K. What is delta H?

A: Change in enthalpy (∆H) can be calculated by the equation; ∆H = m*C*∆T ---------(1) Where;  m = mass…

Q: What are the values of the blanks? (1a, 1b, 1c, 2a, 2b, 2c)

A: To convert degree Celsius into kelvin add 273 to it. 1a) water temperature in k : ( C° + 273 K ) (19…

Q: Relative intensity 100 50 15 mvz 20 & 41 40 57 60 68 81 80 85 (96) 100 OH H+ 194*. 120

A: The main aim of this question is to explain the mass spectrum peaks of given molecule. The mass…

Q: 2. A 0.9527 g sample containing only KCI and CaCl2 yielded 3.9802 g of dried Hg2Cl2. Calculate the…

A: Given the mass of sample = 0.9527 g Mass of dried Hg2Cl2 formed = 3.9802 g moles of Cl present in…

Q: A Kjeldahl procedure was used to analyze 356 μL of a solution containing 48.36 mg protein/mL. The…

A: Given concentration=48.36 mg protein/mL Molarity of HCl = 0.0336 M Volume of HCl = 5 mL = 5 x 10-3L…

Q: Based on your lab report, What will be the specific physical changes that occur if a Benedict's Test…

A: The test is used to identify the presence of free aldehyde or ketone in the unknown sample solution.…

Q: Table 2. Calculations ~60°C trial ~50°C trial ~40°C trial ~30°C trial ~20°C trial Vol. of HCI used…

A: In the given experiment the titration of borate with hydrochloric acid is being carried out at…

Q: How to increase storage and shelf life of ready to drink bottled sorghum porridge using stabilizers…

A: Polyethylene Terephthalates is one of the major that is used to increase the shelf life. UV rays it…