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ivolga24 [154]
3 years ago
15

Match Making (Romance Cemistry)

Chemistry
1 answer:
Paladinen [302]3 years ago
3 0

Answer:

Hello

Explanation:

:)

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Which biological fuel contains the most chemical energy per gram?
Irina18 [472]

Answer: Fats

Explanation:

The food energy can be defined as the chemical energy that animals or humans receive from the food they eat via cellular respiration. The food energy is in the form of biological fuel which are necessary for metabolic processes in the body like respiration, cell growth and repair, reproduction, digestion and other functions.

The food consists of biomolecules like proteins, carbohydrates, fats and others which act as biological fuels.

The fat is a biological fuel which contains the highest amount of food energy per gram. The fat contains 37kcal/g energy. Proteins and carbohydrates only provide 17kcal/g energy.

The fats are stored in the adipocytes of the humans and animals and are the energy reservoirs.

7 0
4 years ago
A sample of gold has a mass of 96.5 g and a volume of 5.00 cm3. What is the density of gold in g/cm3
viva [34]

Answer: The density would be p = 19.3 g/cm3 because

Explanation:  because if you calculate density the formula would be d = <u>m</u>

                                                                                                                             v

so just use the values giving and you get the answer  by plugging the 96.5 mass then 5 for the volume then divide it.

4 0
3 years ago
What is the structural formula for 2-methyl 3-ethylbutane?
ivann1987 [24]

Answer:

Explanation:

2-methyl-3-ethylpentane | C8H18 | ChemSpider.

Boiling Point: 115.3±7.0 °C at 760 mmHg

Molecular Formula: C8H18

Density: 0.7±0.1 g/cm 3

Enthalpy of Vaporization: 32.9±0.0 kJ/mol

4 0
4 years ago
Which common mineral is most resistant to both chemical and mechanical weathering?
Xelga [282]
Quartz is the type of mineral used for both mechanical and chemical weathering
3 0
4 years ago
Write a balanced chemical equation for the standard formation reaction of solid lead(II) nitrate PbNO32.
Troyanec [42]

Answer:

Pb(s) + N2(g) + 3O2(g) --> Pb(NO3)2

Explanation:

3 0
3 years ago
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