Rank the following elements according to their ionization energy. element krypton astatine bismuth bromine ionization energy (Choose one) ✓ (Choose one) 1 (highest) 2 3 4 (lowest) (Choose one) X S V ہے

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: at is the purpose of pouring a volumetric solition into a beaker before taking a sample from the…

A: Pouring a volumetric solution into a beaker before sampling is crucial for achieving homogeneity

Q: A sample of salt water was collected weighing 112.09 grams.  After boiling for several minutes until…

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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: How was the precipitate obtained after filtration? (A By scraping from the filter paper and…

A: Filtration- the process in which solid particles in a liquid are removed by the use of a filter…

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: Mention the difference in concentration in relation to the amount of solute with respect to the…

A: We know that the solution is made by adding solute in solvent in a fixed or unfixed proportion. If…

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: access important values if needed for this question. Be sure to specify states such as (aq) or (s).…

A: The ionic equation is as follows: Mg2+(aq)  +  S2-(aq)   +   2H+(aq)  +  2Cl-(aq)   →   Mg2+(aq)  +…

Q: The great French chemist Antoine Lavoisier discovered the Law of Conservation of Mass in part by…

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

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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)

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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…

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

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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: 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: [Review Topics] [References] Use the References to access important values if needed for this…

A: A strong electrolyte is a substance that completely dissociates into ions when dissolved in water,…

Q: H;PO4 HO Нeat

A: In E1 elimination reaction carbocation intermediate is formed... We know that 3° carbocation is more…

Q: The drawing below shows a mixture of molecules: key carbon hydrogen nitrogen sulfur охудen chlorine…

A: This question is based on the general chemistry. The balanced chemical reaction is, 2C2H2 + 5O2…

Q: Draw a molecular structure of a section of a snowflake. Use at least 25 molecules of water.

A: Snowflakes are water crystals that are formed by connecting the water molecules to a crystal…