Podcast
Questions and Answers
The burning of carbon in the atmosphere to produce carbon dioxide is an example of what type of reaction?
The burning of carbon in the atmosphere to produce carbon dioxide is an example of what type of reaction?
- Oxidation reaction (correct)
- Decomposition reaction
- Displacement reaction
- Additional reaction
What is the general formula for alkanes?
What is the general formula for alkanes?
- $C_n H_{2n+1}$
- $C_n H_{2n+2}$ (correct)
- $C_n H_{2n-2}$
- $C_n H_{2n}$
Which of the following aqueous solutions will turn red when mixed with methyl orange?
Which of the following aqueous solutions will turn red when mixed with methyl orange?
- KOH (aqueous)
- Glucose (aqueous)
- $H_2SO_4$ (aqueous) (correct)
- NaCl (aqueous)
What is the correct chemical formula for Lead Nitrate?
What is the correct chemical formula for Lead Nitrate?
Which biological system is responsible for eliminating harmful substances from the body?
Which biological system is responsible for eliminating harmful substances from the body?
Flashcards
What is oxidation?
What is oxidation?
A reaction where a substance combines with oxygen.
What is $C_n H_{2n+2}$?
What is $C_n H_{2n+2}$?
The general formula for alkanes, saturated hydrocarbons.
What is an acidic solution?
What is an acidic solution?
A solution that turns methyl orange indicator red, indicating acidity.
What is $Pb(NO_3)_2$?
What is $Pb(NO_3)_2$?
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What is excretion?
What is excretion?
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Study Notes
- Carbon combusting in air to form carbon dioxide gas is an example of an addition reaction, represented by C + O → CO₂
- The general formula for alkanes is CnH2n+2
- Hâ‚‚SOâ‚„ (aqueous) turns red when methyl orange is added.
- The chemical formula for lead nitrate is Pb(NO3)2
- Harmful substances are removed from the body through the life process of excretion
- Insulin hormone is secreted from the pancreas
- Proteins are made of prions
- After fertilization, the ovary part of the flower turns into a fruit
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Description
This content covers a range of scientific facts. It includes topics from chemical reactions with carbon and the general formula for alkanes to the function of the excretory system. It also touches on hormone secretion and the creation of fruits from flowers.
