Question 7 What is the relationship between clinker and cement? cement is powdered clinker cement is clinker that is soaked in water cement is clinker that has been further roasted for a longer time O cement is clinker that is mixed with gypsum

Q: How does the product look like when Aluminum is reacted with copper 2 hydroxide?

A: The insoluble solid formed during a reaction is known as precipitate. For example, when silver…

Q: In addition to ash, what is produced when wood burns

A: Combustion is a process of burning of hydrocarbons in presence of oxygen.

Q: Heat of vaporization is the amount of heat required to evaporate a solid. evaporate a liquid.…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: 6. What is the sum of the partial charges on all the atoms in nitrate?

A:

Q: Which of the following is a method used to strengthen existing reinforced concrete structures? a)…

A: The question is asking us to identify the method used to strengthen existing reinforced concrete…

Q: A scrubber removes the sulfur dioxide from the exhaust gas before it is emitted from a power plant…

A: A scrubber is used in the removal of harmful and hazardous chemicals from industrial gas streams…

Q: what is the double replacement of Mg(NO3)2 + Na2SO4

A: Given : Reactants Mg(NO3) 2 and Na2SO4.            To find : Double displacement reaction. Solution:…

Q: What does aluminum need to do in order to become stable

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Q: What physical properties, other than specific heat, could you use to help you identify the metal…

A:

Q: What if Sodium hydroxide is used as a catalyst?

A: The specific method for separating sodium hydroxide from a crude mixture will depend on the…

Q: Left figure: Oxygen ions - green spheres, Calcium ions - purple spheres, Titanium ion – tan spheres…

A: The crystal unit cell has calcium ions at 8 corners, oxygen ions at 6 face center & titanium ion…

Q: Briefly explain why it takes longer to cook at higher elevations.

A: at higher elevations it takes longer to cook, Because water boils at a lower temperature at higher…

Q: what are alloys? give examples.

A: Alloys: Combination of two or more metals in order to enhance the chemical and physical properties…

Q: Coke is a porous fuel with a high carbon content used in the smelting of ores, production of metals,…

A: Introduction In water gas reaction, the reaction of carbon monoxide takes place with water vapor.…

Q: What compound may form when magnesium reacts with sulfur? Mg(s) + S8 (g) → ? MgS₂ MgS8 MgS Mg2S2…

A: Answer: In the given chemical reaction Metal magnesium is reacting non-metal sulfur.

Q: The enthalpy for the following reaction is 136 kJ. If the reaction takes place in a closed…

A:

Q: Choose an example of polymorphs. a.graphite and graphine b.diamond and adamant c.pyrite and gold…

A: Polymorphism is the ability of a substance to crystallize into different crystalline forms. These…

Q: 5. Why must you dissolve the metal samples in the fume hood? (Select the best answer.) a. The metal…

A: The question is based on experimental chemistry.We need to explain the reaction between metal and…

Q: By now you’ve noticed that the cards represent charged ions. If you want to combine these ions to…

A: cards represent the charged ions. Now cards are combined, then cards of opposite charged must be…

Q: Which one has the higher melting point: CS2 or CO2

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Q: Malleability Brittle (Malleable means- (it shatters or cracks when Element Symbo Physical…

A: Each element present our periodic table has characteristic physical and chemical properties.…

Q: Which alloy is a combination of metal and non-metal? Steel O Bronze O Solder O Brass

A: Alloy having combination of metal and non metal ?

Q: Which material is soluble in water?   Question 5 options:   CaCO3…

A: Solubility is a chemical property referring to the ability of a given substance, the solute, to…

Q: At a temperature of 300 °C the free Gibbs energy is 25.0 kJ mol-¹. Calculate the equilibrium…

A: The equilibrium constant of a reaction is the ratio between the product's concentration to the…

Group 14 Elements

The following elements come under group 14 of the periodic table.