When molecules collide, for a reaction to take place, two conditions must be met. Firstly, theymust have sufficient energy to react and secondly, they must have the right orientation. Thismeans…
The following statements relate to typical nuclear division in human cells:1 mitosis results in variation within the species2 meiosis results in the production of genetically identical cells3 mitosis results in…
Simplify:3x(3x⁻⅓)³ Answer: 4) C 3x(3x⁻⅓)³ 3x(3³ x⁻³⁄₃) 3x(27x⁻¹) 3x (27/x) 3 x 27 = 81
Two identical cars, P and Q, start at the same level. Car P moves at a constant speed of 10m/s up a hill to a height of 25m in a…
A metal, X, is in group III of the periodic table. A non-metal, Y, is in group VI of the periodic table. They react together to form a compound. What…
Which word or statement does not correctly fit into one of the gaps left in the table? Answer: 1) F A – insulin can fit in the pancreas row. B…