A type of cast iron containing 3.1-4 wt% C and 1.7-3 wt% Si. *   a. Compact graphite   b. Malleable cast iron   c. Grey Cast iron   d. White cast iron

Q: A prospector wants to know how much gold is in the ore that he has been mining.  A sample weighing…

A: Mass of the gold sample taken for analysis = 11.2456 g  11.2456 g is diluted to 200.00 mL to form…

Q: In order to plate a steel part having a surface area of 0.13 m2 with a 0.05 mm thick layer of…

A:

Q: Although there are energetically advantages in recycling aluminum Discuss the belief that secondary…

A: Answer is given below

Q: Name these two pieces of equipment. You heated the crucible red hot & need to move it 2) from the…

A: In a laboratory, the crucible usually contains chemical compounds that are being heated. In an…

Q: 1. Color of spots: Cu Ni Fe ...... 2. Ion requiring no development is 3. Ammonia develops a color.…

A: 1) Color - Cu2+ -- clear light blue Fe3+ -- clear pale yellow Ni2+ -- clear green 2) Fe3+ 3) Blue 4)…

Q: Voltammetry is limited to analysis of inorganic samples only True or false

A: Answer:  False Voltammetry is an accurate electro-analysis method and combination with…

Q: I have the first part but is the 2nd page going in the right  direction?

A: 6.The mass and moles of CoSO4 in 100g of hydrate is

Q: 4. Which of the eight substances is used to make brass (the alloy)? 5. Argon, neon, sulfur dioxide…

A: (4.) In the above eight substances, only Zinc metal used to make Brass alloy. Brass alloy  -…

Q: Chemical equation for main copper test and bismuth test?

A: Chemical equation of Cu Test 2Cu + K4FeCN6 ----> Cu2Fe(CN)6 + 4K red brown ppt fomed

Q: Questions Describe the steps involved in the preparation of a metallographic sample: Sectioning…

A: Metallographic examination utilises inverted optical light for inspection of material grain Sizing…

Q: 109 TI** cations are converted to form of TI** ions in the mineralizate and a react with dithisone…

A: Tl+ is more stable than Tl3+. So Tl3+ converted to Tl+ .

Q: 2. This steel is used in railway wheels and tracks, gears, and crankshafts. * O High carbon steel O…

A:

Q: Al3 IЕО%3-1.66 V + Зе --> Al Tit2 + 2e -> Ti E° =-1.63 V

A: According to the given SRP values  "Ti " metal has more reduction potential , hence it acts "Ti…

Q: a 250 g steel contains ca2c. what is the of %c in the steel? number of moles in 100g Fe(OH)2? Mass…

A: Stoichiometry involves the calculation of concentration and moles in the given conditions of mass,…

Q: Is the Fe:S ratio different for iron(II) sulfide and iron (III) sulfide? Explain.

A: Iron is a transition metal and it exists in two different ionic forms. The d-subshell has the…

Q: Identify 3 composite materials that uses metallic bonding.

A: A material produced from two or more constituent materials with different properties and without…

Q: When the compounds analyzed by Robrob were passed on to the next test, another scientist, Kikoko,…

A: Given: Concentration of 20 % (w/w) solid active compound (M1) = ? Volume of 20 % (w/w) solid active…

Q: _ _ _ _ _ _ _ _   Also called as Crushing or pulverizing, it is the process of decreasing the size…

A: 1) Also called as Crushing or pulverizing, it is the process of decreasing the size of the ore.

Q: Leaching is extraction of solution from solid solvent. A. True B. False

A: in my opinion its true i guess

Q: What is an advantage ofusing shielded metal arc welding?

A: Given: Shielded metal arc welding  To find: Advantages  Solution: SMAW is the short form used for…

Q: Name 5 synthesis methods that can be used for cobalt(II)sulphate. Only name the different methods

A:

Q: blast furnace makes pig iron containing 3.6% C, 1.4% Si and 95% Fe. The ore used contains 80% FE2O3,…

A:

Q: A student is given a sample of red cobalt sulfate hydrate. She weighed the sample in a dry covered…

A: (1)The mass of the hydrate sample (mH) is the difference between the mass of crucible, cover and…

Q: lon exchange is used to remove water hardness of a well water, which has a total hardness of 450…

A: Given data : Inlet water hardness = 450 mg/L Water hardness after treatment(due to leakage) = 15…

Q: A student is given a sample of red cobalt sulfate hydrate. She weighed the sample in a dry covered…

A: Weight of hydrated sample (WHyd.) is calculated as shown in equation (1) where WT1 is the total…

Q: t produces sodlur

A: 2Na + Cl2 -----> 2NaCl  According to the chemical reaction equation,  71gmol-1 of Cl2 react with…

Q: [Ni(en)31(NO3)2 + S20 (ag) Slightly Y () violet ppt. alk. medium

A: The coordination compounds are those in central metal atom is bonded to ligands. The ligands are the…

Q: It is desired to prepare a 250 ppm 500 ml stock copper (II) solution to work at A.A.S. According to…

A:

Q: What are the three main ingredients (compounds) that are used in the manufacture heat resistant…

A: Answer - Heat resistant glasses - Heat-resistant glass is commonly consisting of a soda lime or…

Q: 1. The plates were "pre-baked" at >120°C. Why is this step necessary?

A: 1. It is necessary otherwise it will create problem during TLC. Solvent will not move properly. So,…

Q: 17. This is used as intermediate to produce malleable cast iron. * O Grey cast iron White cast iron…

A:

Q: How many grams of magnesium metal would be needed to make exactly 100.0 g of magnesium oxalate…

A:

Q: A student is given a sample of red cobalt sulfate hydrate. She weighed the sample in a dry covered…

A: Solution Gravimetric associate degreealysis could be a technique through that the quantity of an…

Q: 17. What is 72.0 °F in °C and K? A: 22.22; 295.4

A: The formula to convert oF to oC is shown below, ( X °F − 32) × 5/9 = 0 °C   ( 72 °F − 32) × 5/9 =…

Q: What is jig and fixture? If you are working in a production company, what are the…

A: Interpretation-  Tell about what is jigs and fixture. If you are working in a production company…

Q: Fe2O3 is produced from a pyrite concentrate containing 65% by weight of pyrite (FeS2) by total…

A: Given reaction: 2FeS2 + (11/2)O2 → Fe2O3 + 4SO2 Weight % of Fe2O3 contains in FeS2 = 65% Mass of…

Q: type of cast iron containing 3-4 wt% C and 1-3 wt% Si. a. Compact graphite   b. Malleable cast iron…

A:

Q: A newly discovered iron ore was weighted (5.408 g) and worked up to produced 0.3785 g of ignited…

A: 1.We are given iron weighted =5.408 gm Fe2O3 produced=0.3785 gm molar mass ofFe2O3 =160 gm/mol

Q: familiar with this? A soda-lime-silica glass used to make light bulbs has an annealing point of 514…

A:

Q: Chemistry Explain why manganese which has an average minimum exploitable grade of 35% has a higher…

A: The concentration factor is defined as the ratio of average concentration of an element in a mineral…

Q: recovery boilers the bottom ash hoved as molten ash in perature of about 00-500 °C 00-600 °C 00-700…

A: Ash are the solid remnants of fires.

Q: 1,5419 g of magnetite (Fe3O4) ore; Fe+2 and Fe + 3 in concentrated HCL to form a mixture it's…

A:

Q: Define and compare the terms conductive, insulating, and semi-conductive.

A: To define any element whether it is conductive , insulating and semi-conductive in nature there…

Q: The sulfur from 4.00g steel is evolved as dihydrogen sulfide gas and titrated with 1.60 mL of…

A:

Q: Commonly used in welding torches

A: In an automatic welding system, a welding torch is utilised to steer the welding electrode into the…

Q: This method requires acidic conditions to prevent iron from precipitating out as ferric hydroxide…

A: answer = Volhard method use to prevent iron from precipitating out as ferric hydroxide

Q: Module #40 You have been given a solution that might contain any of the following cations: Cd2+,…

A: A question based on solutions that is to be accomplished.