The atomic mass of the imaginary element Doginium is 15.542 amu. Doginium has two isotopes: Doginium-15 which has a mass of 14,991 amu. Doginium-17 which has a mass of 17.013 amu. What is the percentage of isotope Doginium-15?

Q: Draw the organic products of the reaction shown. Draw hydrogens on oxygen and nitrogen where…

A: We know that imines contains  C = N  bond These are readily reaction with acid and water conditions…

Q: Chlorophyll, the green colouring matter of plants responsible for photosynthesis, contains 2.68% of…

A:

Q: Define spontaneity of a reaction in terms of AG. Determine if a based on process is spontaneous…

A: A reaction is said to be a spontaneous if ∆G value for the reaction is less than zero. It means:…

Q: ed some help with

A: As you have posted a question with multiple parts, we will solve the first three parts for you. To…

Q: How close are the best density values obtained for copper, iron, aluminum and glass compared to the…

A: Density is defined as mass of substance per unit volume occupied by it. Density = Mass of…

Q: 16. The mass of an object can vary with the object's location. 17. A mass measurement includes the…

A: Since your question has multiple sub-parts, we will answer the first three sub-parts for you. If you…

Q: 18) (16 pts) For the following reaction 0.50 M of N2O4 is added to a reaction flask. After…

A: Answer:- This question is answered by using the simple concept of chemical equilibrium which…

Q: b the solution b) Determine the ptt of after 25.00 ml of "O.10OM NaOH has been added

A: Acetic acid is the weak acid so pH of given acid before adding base is, Given, Concentration of…

Q: H HO HO HO HO HO H₂N-C-0-0- H₂N-C-0-0- H₂N-C-C-0- H₂N-C-C-0- H₂N-C-8-0 H₂N-C-C-0 H₂N-C-0-0- miflo…

A: Enzyme that hydrolyze protein are called proteases

Q: 1. What would be the volume of 6.43 moles of oxygen gas at 2.5 atm and a temperature of 28.21°C?

A: • As per bartleby guidelines, I need to solve the first question in case of multiple questions.

Q: 6. Effect of a common ion on solubility. If 20.0 mL of 0.10 M Ba(NO3)2 are added to 50 mL of 0.10 M…

A:

Q: Which of these substances will dissolve in hexane, a non-polar substance? HINT: You will need to…

A: Principal of solubility follow like dissolve like phenomenon .   So polar dissolve in polar and non…

Q: 1. Sulfur dioxide is a toxic gas that gives off the smell of burnt matches. It is also a by-product…

A: Kp is equilibrium constant with respect to partial pressure of reactant and product. Kp is the ratio…

Q: 1. Calculate the volume, in mL, of a 0.50 M NAOH solution that will be required to titrate 1.2 of…

A:

Q: The -NH, group is listed in our textbook as the strongest o,p-directing activator in electrophilic…

A: Given :

Q: Which type of radioactive decay has the net effect of changing a neutron into a proton? (Select all…

A: In beta (β) decay, a neutron is converted to a proton known as electron and antineutrino and  β+…

Q: 1. Suppose an enzyme only shows activity when the side chain -COOH group of a glutamic acid in the…

A: a) The enzyme is more active at pH 2.4.At pH 2.4, the protonation of the side chain -COOH group of…

Q: A chemist needs to determine the concentration of a sulfuric acid solution by titration with a…

A:

Q: Write the number of e- and p+ in a. N-3 ion V+5 ion c. Fe+3 ion d. C-4 ion. (Numbers are superscrip

A: In N3-  Electron = 4  Proton = 7;  In V+5  Electron = 18  Proton = 23  In Fe+3  Electron = 23…

Q: Classify each of the following as elements (E) or compounds (C). HCI NaCI CH,COOH Fe element

A:

Q: In which of the following pure compounds would intermolecular hydrogen bonding be expected? (Select…

A: In the formation of the chemical bond with the same or different elements, all elements tend to…

Q: Hi, I need help

A: The reaction taking place is,

Q: 6. (7) Consider the following phase diagram for a substance. Label the following regions or places:…

A: A phase diagram gives information about the phase of a substance at a given temperature and…

Q: You will be doing Electrophilic Aromatic Substitution (EAS) in the coming lab (Nitration). You will…

A: Orientation of Monosubstituted in Electrophilic substitution reaction:Effect of groups on…

Q: Consider the conversion of oxygen (O2) to ozone (O3). What is the percent yield if 8.0 mol of O2…

A: The reaction of conversion of oxygen (O2) to ozone (O3) is shown below: 3O2 → 2O3  3 mol        2…

Q: Barium chloride dihydrate mol g Sodium phosphate dodecahydrate mol lo easm moi) Barium phosphate mol

A: "Since there are multiple sub-parts in this question and it is not mentioned that which one has to…

Q: Consider the following reaction: 2CH₁(g) = C₂H2(g) + 3H2(g) The reaction of CH4 is carried out at…

A:

Q: If 1 CN- ion kills 10 cancer cells, how many cells would be killed by drinking 25 ml of a saturated…

A: Cu(CN)2 <--------> Cu+2 + 2CN-

Q: Based on electronegativities, which one of the following would have ionic bonds? Select one: a. O2…

A:

Q: Dinitrogen pentoxide, N₂O5, decomposes by first-order kinetics with a rate constant of 3.7 x 10-5s-¹…

A: for the given reaction, we have to calculate  half life  [N2O5] time

Q: I need help on this. Thanks

A: Entropy of a system is the measurement of its randomness . More the randomness, more will be entropy…

Q: gb nge men by aa to cougn 2om caoe Below is a student's titration curve of the weak acid H2SO3. DoY…

A: Equivalence point: point in titration at which the amount of titrant added is just enough to…

Q: 2. If k, = 0.97 atm-L, what would be the volume (in liters) of a gas at 586 mmHg?

A: Given: K = 0.94 atm. L  = 714.4 mmHg. L         (Since: 1 atm = 760 mmHg ) The given pressure = 586…

Q: CH20

A: Given Molecular formula  CH2O

Q: Which of the following is a common sign that a chemical change has occurred? O A chemical has…

A: There are various signs that show the chemical change has done :  1. Change in odour 2. Change in…

Q: Can I get help on this section please ?

A: In NMR number of signals are equal to number of chemically non-equivalent protons

Q: Which change can be easily reversed? O Chemical Change O Physical Change O Both a physical and…

A: A physical change happens when a compound undergoes changes in physical properties like color…