What products would you expect when CO is
i. heated with H2 in presence of ZnO + Cu
ii. passed over heated caustic soda under pressure

Correct relationship between molecular formula and empirical formula

When the mercury level in a barometer decreases that atmospheric pressure has

Acm ruler with main graduations from 1 to 10 from left to right there are 10 secondary graduations between each of the main graduations there is a line that begins. at the left end of the ruler 10 secondary graduations to the left of the “1 main graduation the right end of the line ends on the eighth secondary graduation to the right of 3 how long is the line