Which of the following has the greatest difference between the first and the second ionisation energy? 1. Si 2. S 3. p 4. Mg

Q: Anhydrous CuSO4 is converted to CuSO4・xH2O to absorb water from certain liquids. What is the value…

A: We have to predict the value of x.

Q: What is the Chamical Name of the follawing: OI 2 Hz ZNO 3..Irclk 12 H, O

A: We have to tell the chemical name of the below-given compounds OI H2ZnO IrCl4.12H2O.

Q: What is the mass, in micro grams, of 8.9 x 10^15 atoms of cobalt?

A: The number of units present is the one mole of a substance is equal to 6.02214×1023 are termed as…

Q: 14. Copper has two isotopes, Cu-63 and Cu-65. The average atomic mass of copper is 64.928 g/mol.…

A: Given, Mass of Cu = 63 Mass of other isotope of Cu = 65 Avg. mass = 64.928 g/mol

Q: Balance the following chemical equation. Co(NH3)2.6H2O + NH3 (aq) + (NH4)2CO3 + H2O2 ----->…

A: Law of conservation of mass states that mass can neither be created and nor it can be destroyed.…

Q: B15.3 The graph shown represents the relation between charge of accumulated copper ions Q and the…

A: Introduction: According to Faraday's first law of electrolysis, the quantity of ions deposited at…

Q: Provide the chemical formula (including brackets where appropriate) or systematic name for the…

A: Given : Number of molecules of molecular chlorine = 5 x 1023

Q: Based only on the half-reactions in table below, determine what spontaneous reaction will occur if…

A: When standard reduction potential (SRP) values are provided then, the electrode with less SRP will…

Q: Using the provided standard reduction potentials, which of the following cells is an example of a…

A: For a galvanic cell to function reduction potential of cathode must be greater than anode to be…

Q: Anhydrous CuSO4 is converted to CuSO4・xH2O to absorb water from certain liquids. What is the value…

A:

Q: How much C2H4N2 could be expected from the reaction of  14.7 g CO2, 2.27 g NH3,  and 1.67 g CH4?

A:

Q: What is the molar mass of the sodium alum salt, KAl(SO4)2 •12H2O?

A:

Q: Aunt Julie went to the jewelry store to buy a gift for her amiga. As an aunt from Poveda, she knows…

A: The karat scale is typically used to measure the purity of gold in jewelry. Pure gold is considered…

Q: A 67.2 g sample of gold and palladium allo contains 3.40x10^23 atoms. What is the mass percentage of…

A: Given : Mass of sample = 67.2 gAnd total number of atoms = 3.44 X 1023 atomsAssuming the moles of…

Q: v. Answer true or false. (a) Mendeleev discovered that, when elements are arranged in order of…

A: The elements in the periodic table are arranged according to their periodicity. There are trends…

Q: The anticancer drug Platinol (Cisplatin), Pt(NH₃)₂Cl₂,reacts with the cancer cell’s DNA and…

A: The amount of a particular compound present in a solution is expressed by the various concentration…