The uses of elements depend on their propertie Iron in cooking p Carbon im wood

Q: In a physical lab, scientists typically move the crucible to and from the Bunsen burner, and to and…

A: A question based on analytical propcess. The most appropriate of the 4 given options is to be chosen…

Q: I Review I Constants I Pe When a 0.600 g sample of olive oil is burned in a calorimeter, the heat…

A: The heat gained by 370 g of water equals the heat lost by 0.600 g sample of olive oil.

Q: In the laboratory a student finds that it takes 65.3 Joules to increase the temperature of 11.7…

A: We can determine the specific heat of metal from the given formula : q = m × C × (Tfinal - Tinitial)…

Q: NH

A: Amines are electron-rich due to the presence of a lone pair of electrons on the N atom. Thus, amine…

Q: What is the balanced chemical reaction for the combustion of TNT in air. Please use lowest possible…

A: C7H5N3O6(s) + O2(g) ----> CO2(g) + H2O(g) + N2(g)  The balance chemical equation for this…

Q: Iron will be dicarded Naphthalene will be dicarded in the sink with running water. NaCl will be…

A: Process of discarding certain wastes

Q: The concentration of carbon monoxide in an urban apartmentis 48 mg>m3. What mass of carbon…

A:

Q: The specific heat of an unknown metal is calculated to be 3.74J/g*C. What is the mass of the sample…

A: Answer is explained below.

Q: NO₂ (aq) + Al (s) →NH3 (g) + A1O₂ (aq) O NO₂ (aq) + H₂O(1) + 2A1 (s) + OH¯ (aq)→NH3 (g) +2A1O2¯ (aq)…

A:

Q: A 15.00 g sample of a solid substance is placed in 100.0 g of water at 25°C, and all of the solid…

A:

Q: hich metal is the best conductor of electricity? Choose from the choices below: Gold…

A: The answer of this question is given in step 2

Q: Solve this

A: What is isolated system?

Q: A group of minerals containing either sulfide or disulfide is collectively known as sulfide…

A: Answer:- This question is answered by using the simple concept of law of chemical combinations. Law…

Q: Alloy

A: Alloys are made up of two metal whose properties are different two it each other.

Q: 4. If the Law of Conservation of Energy states that energy is neither be created nor destroyed, but…

A: According to law of conservation of energy, energy can neither be created nor destroyed, but can…

Q: In the laboratory a student finds that it takes 666 Joules to increase the temperature of 10.7 grams…

A: The heat required (q) to raise the temperature of 'm' g of a substance is given as: q=mc∆Twhere, c…

Q: A total of 665.19 Joules of heat are observed as 49.79g of lead is heated from 12.0°C to 78.12°C.…

A:

Q: What is a chemical property of a matter

A: A Matter is anything that occupy space ( volume) and gas a mass and it may be sensible by our one or…

Q: A 1 gallon bottle of a certain brand of bleach costs $1.49. Determine the cost to buy enough bleach…

A: Given: The percentage of active ingredient (NaOCl) by mass is 6.25% The density is 1.05 g/ml The…

Q: is 2OF2(g)=O2(g)+2F2(g) endothermic,isothermic,or exothermic

A: Question is based on the concept of chemical thermodynamics  we need to identify the nature of given…

Q: A geochemist measures the concentration of salt dissolved in Lake Parsons and finds a concentration…

A: Given that the concentration of salt in the Lake Parsons 11.0 g/L. Average salt concentration in the…

Q: Antoine Lavoisier found that mass was conserved in chemical reactions when he saw that

A: Otpion C is correct.

Q: Heat transfer and specific heat. When a substance absorbs or releases heat the temperature will…

A: Given: Water has higher specific heat compared to that of sand.

Q: In the laboratory a student finds that it takes 189 Joules to increase the temperature of 15.0 grams…

A:

Q: The dictionary defines homogeneousas “uniform in compo-sition throughout.” River water is a mixture…

A: Heterogeneous mixture: A mixture in which components combine to give a non-uniform composition is…

Q: You heat 2.53 grams of metallic mercury in air, which produces 2.73 grams of red-orange residue.…

A: The mass of oxygen that react with 2.53 g mercury is,

Q: The most common oxide of vanadium, V2O5, is used as a catalyst in manufacturing sulfuric acid H2…

A: