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2 answers 535 views

Define and give the characteristics of a Lewis acid.

asked Sep 15, 2017 in Biology by shamroz (41.5k points)

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1 answer 788 views

State and explain the neutralization reaction according to Lewis concept.

asked Sep 15, 2017 in Chemistry by shamroz (41.5k points)

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How can you justify that NH3 is Bronsted-Lowry-base but not Arrhenius base?

asked Sep 15, 2017 in Chemistry by shamroz (41.5k points)

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1 answer 728 views

Prove that water is amphoteric specie.

asked Sep 15, 2017 in Chemistry by shamroz (41.5k points)

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1 answer 720 views

What do you mean by neutralization reaction according to Arrhenius acid-base concept?

asked Sep 15, 2017 in Chemistry by shamroz (41.5k points)

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1 answer 208 views

What is difference between Arrhenius base and Bronsted-Lowry base?

asked Sep 15, 2017 in Chemistry by shamroz (41.5k points)

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3 answers 287 views

Describe the types of joints and give examples.

asked Sep 15, 2017 in Biology by shamroz (41.5k points)

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1 answer 145 views

Name the longest and smallest bone of human body.

asked Sep 15, 2017 in Biology by shamroz (41.5k points)

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1 answer 150 views

What are the main components of the axial skeleton and the appendicular skeleton?

asked Sep 15, 2017 in Biology by shamroz (41.5k points)

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2 answers 132 views

Why Andreas Vesalius is famous for?

asked Sep 15, 2017 in Biology by shamroz (41.5k points)

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1 answer 229 views

How many bones are present in human babies and how many in adults?

asked Sep 15, 2017 in Biology by sonia (36.5k points)

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1 answer 194 views

Describe the structure and types of cartilage and bone.

asked Sep 15, 2017 in Biology by sonia (36.5k points)

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1 answer 229 views

Differentiate between cartilage and bone.

asked Sep 15, 2017 in Biology by sonia (36.5k points)

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1 answer 224 views

What is the role of skeleton in support and movement?

asked Sep 15, 2017 in Biology by sonia (36.5k points)

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1 answer 940 views

Differentiate between exoskeleton and endoskeleton.

asked Sep 15, 2017 in Biology by sonia (36.5k points)

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1 answer 228 views

Define skeletal system?

asked Sep 15, 2017 in Biology by sonia (36.5k points)

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1 answer 224 views

Differentiate between movement and locomotion?

asked Sep 15, 2017 in Biology by sonia (36.5k points)

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2 answers 307 views

What is the causative agent of dengue fever? Describe it's life cycle.

asked Sep 15, 2017 in Biology by sonia (36.5k points)

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1 answer 74 views

Write a note on "Biological Control" of dengue mosquito.

asked Sep 15, 2017 in Biology by sonia (36.5k points)

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How different sectors of society can participate In the campaign against dengue?

asked Sep 15, 2017 in Biology by sonia (36.5k points)

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