What is 1920 converted to yards

I'm gonna assume you mean feet to yards: 640 feet

Step-by-step explanation:

hope this helps

brainliest plzzz

answer: the answer is b. i think hope i got it correct

step-by-step explanation:

chemists are often responsible for designing a chemical reaction and analyzing the products obtained from it. one significant part of designing a chemical reaction is determining the amount of each reactant that is needed and the amount of each product that will be produced. in order to do so, chemists use stoichiometry, the quantitative relationships between reactants and products.