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With respect to their balanced equations, explain the difference between photosynthesis and respiration.

Respiration uses 'food' in the form of glucose with oxygen to store (never create) energy in the form of ATP, along with CO2 and H2O. Photosynthesis uses energy from light with CO2 and H2O to create/store en...
MS
Answered by Mikhaaeel S. • Biology tutor
4060 Views

168 is 4/7 of a number. What is the number?

If 168 is four sevenths of a number then divide this by 4 to give 1 seventh of the number. 168/4 = 42 So 42 is one seventh of the number. Now multiply this by 7 to find the number. 42*7 = 294
WL
Answered by William L. • Maths tutor
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How do you find the gradient of a linear line just by looking at the graph?

When finding the gradient of a line we need to first locate any two points, on the line, where we know the x-coordinates and we know the y-coordinates. Now, with these two coordinates we need to find two val...
JS
Answered by Jozef S. • Maths tutor
3407 Views

Chlorine is in group 7. What is the charge on its ions, and is the charge positive or negative?

Chlorine is in Group 7 of the periodic table. Therefore a chlorine atom has 7 electrons in its outer shell. this atom needs one more electron to form an ion with a full outer shell. Hence the ion formed will...
TB
Answered by Tom B. • Chemistry tutor
118535 Views

What impact did Louis Pasteur have on modern medicine?

Louis Pasteur showed that airborne microbes were the cause of disease, where previously people had blamed superstition. He built on the work of Edward Jenner, who discovered the smallpox vaccine, and helped ...
AW
Answered by Alex W. • History tutor
4183 Views