How many paired electrons are there in Boron? If you know the atomic number and the mass number of an isotope of an element, how can you determine the number of protons and neutrons? Why doesn't ethane and water react? How do you synthetically fuse atoms together?
How many atoms of iodine are in 2.5 moles of lead iodide? What elements are in salt? How is fluorine different from other halogens? What is I2 in chemistry? How does bromine differ from the other halogens and nonmetals? Which barium salt is insoluble in water?
How many electrons are present in H+? 1. How many protons are in an ion with 36 electrons and a -1 charge? 2. How many total electrons are in a Cu^{2+} ion? How many protons and electrons are needed to make an ion of charge +1? How many electrons are tr...
CrF6 : - What is/are the cation(s) and how many cations does this compound have? - What is/are the anion(s) and how many anions does this compound have? - What is the compound name? In aqueous solution, Mg consists of an ion +2. ...
Water is formed by the union of two hydrogen atoms and one oxygen atom. The atoms are bonded covalently. The structure of the molecule has a bent shape. Its molar mass is 18 g/mol. Answer and Explanation:1 The process by which the water molecule can be split into ions is electrolysis....
How many grams of MgSO4 (mM= 120 g/mol) must be added to 147 grams of water to make a solution with a colligative molality of 0.250 m? You have determined that your sample is an ester, with a molecular mass of approximately 104g/mol. How many C and O at...
How many NaCl formula units does it contain? How many grams are in 3.20 mol of NaCl? How many formula units make up 25.2 g of magnesium chloride? How many molecules are in 28.0 grams of NaCl? How many molecules are in 8.12 grams of NaCl? How many atoms are present in 2.00 grams of...
In chemistry, atoms are connected to form a large compound by a chemical bond. A known chemical bond is a covalent bond. The covalent bond is a type of chemical bond that involves the sharing of two electrons between the atoms involved. One of the requirements for a compound to be ...
Explain why water is such a good solvent for so many different solutes. Explain why KBr dissolves in water but not in cooking oil. Lubricants, oils, greases, and so on are very important in everyday life. Explain how a lubricant works in terms of intermolecular forces. Why does the additi...
A diprotic or polyprotic acid: (1) contains two or more atoms. (2) is a ligand that bonds to a metal ion via more than one atom. (c) delivers (or "donates") more than one proton. (4) is a giant molecule consisting of many connected atoms or uni...