Question

The point A(2, -3) is reflected in the x-axis to map onto A'. Then A' is reflected on A" in a line parallelto the y-axis at a distance 4 on the positive side of the x-axis. Find the ratio in which AA" is dividedby the x-axis. Also find the coordinates of the point of division.​

Answer 1

Answer:

A hydrocarbon compound on combustion gives 6.6g of CO₂ and 2.7g of H₂O and no other products are obtained. If 11.35L of gas has mass 14g at STP then find the molecular formula of the gas by calculation.