How is coal form? 2.what are the type of coal?  3.historically the Electricity Supply Industry (ESI) in Ghana has been dominated by hydro power ,what are the challenges faced by the Industry ? And how can these challenges be overcome?

Q: 7. A fuel cell is more efficient than combusting the hydrogen in a combustion engine because: a.…

A: The hydrogen-combustion engines aren't as efficient as a hydrogen fuel cell.

Q: 74. Carbon tetrachloride is produced by passing chlorine gas over carbon disulfide in the presence…

A:

Q: complete the reduction reaction by substituting the groups R, Ar and X. using the reaction given in…

A: The reagent "LiAlH4" always functions as "reducing reagent". Any functional group gets reduced by…

Q: How does plasma make a campfire flame orange ?

A: Plasma is an ionized gas which has charged ions (positive ions, free electrons); otherwise described…

Q: Please answer question 5A, 5B, and 5C.

A: The balanced chemical equation for the combustion of octane can be written as follows-

Q: What are the renewable sources of energy that can be utilized to generate electricity?

A: Renewable sources of energy are those energy sources which can be regenerated again and again. These…

Q: How are carbon nanotubes formed? What are some interesting properties and applications for carbon…

A: Carbon Nano Tubes formation: Carbon nanotubes (CNTs) are developed using different methods in the…

Q: Aluminum can be produced by the electrolysis of Al2O3 at a voltage of 2.5 V. a. How many joules of…

A: We will use the Gibbs energy formula here. Please refer to the below image added answers.

Q: a) State and describe a specific potentially harmful chemical substance from the topic. b) Explain…

A: Sufur dioxide (SO2 ) are produced when Sulfur containing fossil fuel is burnt. It is a gas that is…

Q: coal? CO

A:

Q: What class of molecules is responsible for most of the reducing power in natural waters? What…

A: What class of molecules is responsible for most of the reducing power in natural waters ? What…

Q: Which of these processes produces carbon dioxide?    A-photosynthesis   B-burning of fossil fuels…

A: Photosynthesis is a process by which plants make their own food by using the sunlight. Carbon…

Q: Mineralization’ refers to the process by which organic forms of an element are broken down and…

A: Nitrogen Cycle: The biogeochemical cycle wherein nitrogen is converted into various forms as it…

Q: 1. Assuming that the light energy to 49.4KJ, what would be the maximum wavelength of light with…

A:

Q: Is hydrogen actually a resource? What makes it a good fuel? What are the important drawbacks? How is…

A: The explanation is given below-

Q: Identify two nonrenewable and two renewable resources used to generate electricity.

A: Nonrenewable and renewable both resources are present in the nature, from where electricity has…

Q: Explain how fossil fuels, which are made of carbon and hydrogen, contain sulfur compounds.

A: Solution : Fossil fuels are found in the Earth's crust and contain carbon and hydrogen…

Q: Why do you think Kentucky is considered coal dependent?

A: Coal was discovered in Kentucky in 1750.Since the first commercial coal mine opened in 1820 coal has…

Q: how does calcium react in space? im doing this for a project thats happening in nc where kids can…

A:

Q: Both coal and natural gas can be burned to generate electricity. However, burning natural gas…

A: As now we are moving towards the more efficient sources of energy and also take care that it should…

Q: 13.74 An electrolysis cell for aluminum production operates at 5.0 V and a current of 1.0 x 10° A.…

A: Answer: This question is based on faraday's first law of electrolysis which is shown below:…

Group 13 Elements

In the periodic table, group 13 elements exist in the first p-block. There are six elements present in group 13, which include boron (B), aluminum (Al), gallium (Ga), indium (In), thallium (Tl), and element 113 (ununtrium, (Uut)). Group 13 elements are also designated as the boron family.