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Ugo [173]
3 years ago
13

Is graph paper a homogeneous or heterogeneous mixture

Chemistry
1 answer:
labwork [276]3 years ago
4 0

Answer:

There is no chemical symbol for paper since it is not an element but rather a mixture of several different compounds. Mixtures in two or more phases are heterogeneous mixtures.

Explanation:

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Do plants uptake phosphorus as P?
salantis [7]
In general, roots absorb phosphorus in the form of orthophosphate, but can also absorb certain forms of organic phosphorus. Phosphorus moves to the root surface through diffusion.
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3 years ago
2.2.<br> Name the two stages of photosynthesis
andre [41]

Answer:

1. Light-dependent stage

2. Light-independent stage or Calvin cycle

Explanation:

Photosynthesis is the process by which plants and other autotrophic organisms synthesize their food (glucose) in the presence of sunlight as energy source. However, this photosynthetic process, which is a metabolic reaction occurs in two stages namely; Light-dependent stage and Light-independent stage.

- The light dependent stage occurs in the thylakoid membrane of the chloroplast. It involves the synthesis of NADPH and ATP needed for the light independent stage of photosynthesis.

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6 0
3 years ago
How do dominant genes and recessive genes affect taste?
kherson [118]

Answer:

Explanation:

Because it is genetic, taste is thus inherited based on the allele combination, or “to taste, or not to taste”. The ability is highlighted here; the ability to taste PTC shows a dominant pattern of inheritance. A single copy of a tasting allele (T) conveys the ability to taste PTC.

6 0
3 years ago
Which one of the following statements best describes a solution with a pH of 3?
zalisa [80]

Statement D is the correct option as the solution will have pH of 3. It has an H3O+ ion concentration of 1 × 10^{-3} mol/L and is acidic.

Explanation:

It is given in question that solution must have pH of 3. The value if being less than 7 shows that solution is acidic. The pH value of 3 indicates that given solution is highly acidic and has strong acid. Strong acid gets fully dissociated into H_{3}O^{+} ions.

pH of the solution is calculated as:

pH = -log10[H_{3}O^{+}]

the concentration or molarity of the hydronium ion is given as moles/litre

concentration of hydronium ion in the solution is 1 X 10^{-3} moles/litre

putting the values in the equation:

pH = - log10( 1 X 10^{-3})

pH = 3 (acidic)

Thus it can be concluded that D option is the right answer.

6 0
3 years ago
The solid on the copper square after the experiment is called copper acetate. Write a word equation to represent what happened t
sergiy2304 [10]

Answer:

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Explanation:

7 0
3 years ago
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