1. the products of a combustion reaction do not include a. water b. carbon dioxide c. carbon monoxide d. hydogen 2. which of the following is a blanced equation representing the decomposition of lead(iv) oxide? a. pbo2 -> pb + 2o b. pbo2 -> pb + o2 c. pb2o -> 2pb + o d. pbo -> pb + o2

This line graph compares the growth of plants that were kept in the sun for different amounts of time.a)  on day 7, the plants kept in the sun for 3 hours were how tall? b)  on day 7, the plants kept in the sun for 6 hours were how tall? c)    on day 10, the plants kept in the sun for 9 hours were how tall? d)  on day 11, the plant that was grown with 1 hour of sunlight was how tall? e)  based on the graph, the plant grows best in what amount of sunlight?

How much heat is released upon converting one mole of steam (18.0 g) from 100.0 ∘c to water at 25.0 ∘c? show work and constants, trying to figure out how it works. only given the heat capacity for steam and water so try to only use that

Which atom or ion is the largest? 0 a. 0 0 0 0 e. li