I need help on the question will mark brainliest!! Which tools do meteorologists use to collect data about the weather?

satellites
weather fronts
maps and charts
isolines

In the following redox reaction which is the oxidizing agent and which is the reducing agent? alcl3 + na nacl + al

Arecipe calls for 1.2 cups of oil. how many liters of oil is this?

The scheme below is from a series of reactions that are part of a synthesis of vitamin a. answer the following questions with reference to this scheme. (i) what is "reagent a"? (ii) draw a step-by-step mechanism which explains the formation of compound c from compound b (iii) which reagents would you use to form compound e from compounds c and d (reagents b and c)? for each reagent suggested above in (ii) explain the role of the reagent in the reaction to (iv) form compound e. you may wish to do this by drawing a mechanism. 1. addition of reagent a но reagent a 2. н,о" thо oh нон-с compound a. compound b. compound c .ch-оh 1. reagent b "сно 2. reagent c сh oh compound e. compound d.