Complete the table below, using the diagram of an atom shown at right. Properties of subatomic particles approximate name symbol charge (in multiples of e) location mass on diagram (amu) + proton P ☐ 1.0 B neutron 0 n ☐ (choose one) A electron e- -1 0.0005 B A

Q: Define or explain the following terms: a)Precipitate: b) Decantation: c)What are the safety rules…

A: Precipitation is the solid form which form in the chemical reactions.

Q: I. Objective: To gain practical skills in the chemistry laboratory such as measuring volumes using…

A: The volume of a liquid sample can be measured by suitable apparatus such as graduated cylinders,…

Q: These are showing as incorrect.  It is sulfite not sulfate. Ty!

A: SO3-2 is known as sulphite ion if one Oxygen is replaced by sulphur we get S2O2-2 , which is known…

Q: The oxidation state of chlorine in manganese(III) chlorite is:

A: The oxidation state of chlorine in manganese(III) chlorite is calculated as follows:

Q: A 10.39 gram sample of chromium is heated in the presence of excess iodine. A metal iodide is formed…

A: Molecular formula: In a molecular formula we describe the number of atoms of all the elements…

Q: You dissolved 3.00 g of calcium chloride and 3.50 g of sodium carbonate in tap water separately,…

A: CaCl2(aq)+Na2CO3(aq)→2NaCl(aq)+CaCO3(s)

Q: An ore is O a mixture of two or more metallic elements. a natural source from which a metal can be…

A: The metals can be extracted from the compounds which are occuring in nature in the earth crest. The…

Q: 2) You are tasked with determining the barium content of a sample containing barium nitrate mixed…

A: Mass percent of elements of a compound is the ratio of mass of element to the mass of whole compound…

Q: What is the justification for an oxidation number that is a fraction?

A: oxidation number is an number assigned to an element in chemical combination which represents the…

Q: iron (II) sulfate and sodium hydroxide precipitate and empirical formula

A: The simplified form of a molecular formula is the empirical formula. It can be simplified by taking…

Q: If no precipitate is observed when hydrochloric acid is added to a solution that contains a mixture…

A: A precipitate is formed when HCl is added to a solution containing mixture of cations when it forms…

Q: The names and chemical formulae of some chemical compounds are written in the first two columns of…

A: The objective of the question is to predict the major species present in the solution if the given…

Q: The same patient took the top off the aspirin bottle and noted that it smelt of vinegar. With a…

A: Hydrolysis of aspirin in presence of moisture:

Q: what volume of a 0.0246 M solution of potassium permanganate are required to titrate 0.441g of…

A: Given: Molarity of solution of potassium permanganate = 0.0246 M Mass of sample = 0.441 g Mass of…

Q: How many grams of Cu(OH)2 will precipitate

A:

Q: A 35.7 mL soloution of MgCl₂ with unknown concentration is titrated to the equivalence point using…

A: 35.7 mL with unknown concentration of MgCl2 titrated to the equivalence point using 15.9 mL of 0.125…

Q: is formed from... Br NH2 N-H (A) (B) (C) (D) (E)

A:

Q: f) C=N (1) LiAlH4 (2) HCI in water

A: Given,The reaction is:f)

Q: A yellow solid is either calcium chromate or potassium chromate. What would you do to tell which…

A:

Q: The number of grams of CI in an AgCl precipitate weighing 0.408 g are:

A:

Q: Provide the molecular, complete, ionic, and net ionic equation for the reaction between aqueous lead…

A:

Q: 4. How many grams of cobalt (III) sulfate can be formed from 20.0g of oxygen?

A: Answer:Number of moles of a compound in any given sample is always equal to the ratio of its mass…

Q: 3. Calculate the volume of IM HCI needed to titrate 3.00 mL of 4% borax solution. (Hint: use the…

A: When a substance is dissolved in water, it dissociates into its corresponding ions. The solubility…

Q: What common acid will react with silicon dioxide?

A:

Q: Which of the following diagrams best represents the hydration of Nal when dissolved in water? The I…

A: Sodium iodide (NaI) is a strong electrolyte and dissociates completely into an aqueous solution.

Q: 1. Write the balanced chemical equation for the reaction of KHP with NaOH.

A: We have to write the balanced chemical equation for the reaction of KHP with NaOH.

Q: Give correct detailed Solution...don't give Handwritten answer..don't use Ai

A: The objective of the question is to determine the number of hydrogen atoms in each molecule of…

Q: What about any gasses that is created DURING the process of the reactants, and then lost/released…

A: Mg(s) + 2HCL (aq) ------》 MgCl2 (aq) + H2(g)