Questions by RainaBrandt4

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1 answer 63 views

What is the effect of adding titanium to an aluminum alloy and how does it improve its properties for use in aerospace applications?

asked 6 days ago in Materials Chemistry

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1 answer 51 views

What is the concentration of copper ions (Cu2+) in a sample solution if the absorbance of the solution at a wavelength of 550 nm is 0.45 and the path length of the sample cell is 1 cm? Given that the molar absorptivity of Cu2+ at this wavelength is 1.5 × 10^4 L mol^-1 cm^-1.

asked 6 days ago in Analytical Chemistry

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1 answer 39 views

According to the self-discrepancy theory, what is the relationship between self-discrepancies and anxiety?

asked Jan 17 in Psychology

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1 answer 16 views

How can the ecological systems theory be evaluated?

asked Jan 16 in Psychology

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1 answer 16 views

How does Vygotsky's sociocultural theory differ from Piaget's theory of cognitive development?

asked Jan 14 in Psychology

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1 answer 22 views

What type of mass movement is a sudden movement of large blocks of rock and soil down a slope?

asked Jan 8 in Science

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1 answer 36 views

What is the basic chemical building block of matter; it is the simplest chemical substance?

asked Jan 6 in Science

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1 answer 25 views

Speed takes distance and what else into account?

asked Dec 31, 2024 in Science

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1 answer 20 views

Name the missing call of biochemical compound: carbohydrates, proteins, nucleic acids.

asked Dec 31, 2024 in Science

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1 answer 21 views

In order to survive and maintain what state, an organism must quickly adapt to changing environmental conditions?

asked Dec 31, 2024 in Science

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1 answer 53 views

Bread has little holes in it from carbon dioxide produced by what?

asked Dec 30, 2024 in Science

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1 answer 44 views

During which stage of development do all the major organs begin to form?

asked Dec 28, 2024 in Science

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