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What type of compound is CH3COOH? Circle the correct answer. A) Alkene B) Carboxylic acid C) Alcohol D) Ketone

The correct answe gere is B) Carboxylic acidCH3COOH( ethanoic acid, or also cale acetic acid) is a carboxylic acid. This could be justified by the presence of -COOH(carboxylic functional group) in the str...

Answered by Stefan M. • Chemistry tutor

10232 Views

a right-angled triangle has base 2x + 1, height h and hypotenuse 3x. show that h^2 = 5x^2 - 4x - 1

initially, explain Pythagorean's Theory --> a^2 + b^2 = c^2.explain c is the hypotenuse, a and b can be either base or height.using a as base and b as height, a = 2x+1. b = h. c = 3xsubstitute into for...

Answered by Mohammad A. • Maths tutor

2981 Views

Explain how the body responds to increases and decrease in blood glucose concentration:

When the concentration of glucose in the blood increases, insulin (a hormone) is secreted by the pancreas. It binds to cells, stimulating them to increase their uptake of glucose, hence decreasing the amo...

Answered by Mikhela S. • Biology tutor

4627 Views

Translate these sentences into arabic:

I love Lebanon:أحب لبنان -It is a beautiful and small country : انه بلد جميل وصغير-Tourists go there to see the beach: السواح يذهبون هناك لكي يروا البحر-I visit many historic places and enjoy the fo...

Answered by Dorine A. • Arabic tutor

1863 Views

What's the difference between a vector and a scalar?

A scalar is a single quantity giving an "amount" of something - it only has a magnitude. For example, temperature or energy are represented by a single value. On the other hand, a vector has bot...

Answered by Jasmine C. • Physics tutor

3317 Views