Combustion of fossil fuels
Explanation:
The most likely source of the carbon dioxide shown in the graph is the combustion of fossil fuels for both industrial and domestic use.
- Fossil fuels are hydrocarbon units.
- They burn in the presence of oxygen gas to from carbon dioxide and water.
- The level of carbon dioxide has been increasing dramatically with increase in industrialization.
- The fuels are used and needed for the workings of machinery.
- Domestically they are used in heating homes and powering automobiles.
- These processes produce carbon dioxide as a waste product.
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Answer:
1.66 * 10^-23 moles
Explanation:
If you follow dimensional analysis, molecules to moles is 10 molecules divided by 6.022 times 10 to the 23rd and that gives you your answer
The nature of the Se-Cl bond in a molecule of selenium chloride (SeCl2) if the electronegativity value of selenium is 2.55 and that of chlorine is 3.16 will be MODERATELY POLAR COVALENT. Because Both of them have a very little difference in their electronegativity.
Answer:
Sojourner is the Mars Pathfinder robotic Mars rover that landed on July 4, 1997 in the Ares Vallis region, and explored Mars for around three months. It has front and rear cameras and hardware to conduct several scientific experiments.
Explanation:
Answer:
26.981539 u
Atomic number: 13
Symbol: Al
Electron configuration: [Ne] 3s²3p¹
