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Tommy, Anna and Jacob all have 40 sweets. they decide to split the sweets between each other in the ratio 1:4:5. Calculate how many sweets each get, rounding down your answer where necessary.

1+4+5=10. 40/10 = 4. 1 x 4= 4 = 4 sweets for Tommy. 4 x 4 = 16 sweets for Anna. 5 x 4 = 20 sweets for Jacob

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Name how the structure of the three main blood vessels are adapted to their function.

A) Arteries - Arteries carry blood away from the heart at high blood pressure. Therefore they have a thick muscle layer and elastic tissue in their walls to cope with and maintain the high blood pressure ...

Answered by Christa E. • Biology tutor

2830 Views

Explain 2 limiting factors of photosynthesis and how can they be removed

There are many limiting factors of photosynthesis (light, temperature, water, carbon dioxide) but we'll focus on light and temperature: Chlorophyll absorbs light at certain wavelengths and light needs to ...

Answered by Nikita S. • Biology tutor

2574 Views

A student obtained 3.7g of methyl cinnamate (162g/mol) from 6.5g of cinnamic acid (148g/mol) and 2.0g of methanol (32g/mol). Determine which reagent is limiting and calculate the percentage yield achieved by the student.

Reaction equation:cinnamic acid + methanol --> methyl cinnamate (+ water).Determine the limiting reagent:Calculate the number of moles of each reagent using the triangle g/(GFM)*(n).n = g/GFM cinnamic ...

Answered by Libby M. • Chemistry tutor

2616 Views