Answer:
The correct answer is d.) they have a negative charge
Hydroxide ions, chemical formula OH⁻ are negatively charged anions.
Oxygen is covalently attached with hydrogen in hydroxide ion.
It is important as it can function as base, nucleophile, ligand as well as catalyst.
Chemicals containing hydroxide ions are considered as base. They dissociate in hydroxide ion and their respective cations in aqueous solution.
The Lewis dot structure of hydroxide ion is shown below.
Answer:
People <u>do need</u> a pump to push the water to the surface from confined aquifers.
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Answer:
Height is affected by multiple pairs of genes on different chromosomes.
Explanation:
The height is a quantitative trait, it is a phenotypic feature that presents a continuous range of variation in the population. The cumulative effects of many genes and the environment produce a normal distribution bell-shaped curve when they are drawn, this being a characteristic of quantitative genetic traits. Examples of quantitative traits include, among others, height, metabolic rate and weight.
Answer: A- Adenosine
Explanation: Wolff-Parkinson-White syndrome is regarded in comparison with prevalent heart condition that makes the human heart to beat rapidly in an unusual way for an interval of time. However, Adenosine is a drug or medicine that is introduced into the body with a syringe after vagal maneuvers we're ineffective to reduce the heart rate of the patient.
