Which polymer structure should be used if a strong and heat - resistant adhesive is required? 1. Linear
2. Branched
3. Networked
4 . Cross - linked

Which of these is an example of pseudoscience? a) predicting the time of sunrise based on data on position of earth b) predicting the date of the moon phases based on data on position of earth c) predicting eclipses based on the position of the sun and the moon d) predicting future events in a person's life based on the position of the moon

How many lone pairs of electrons are on the central atom of no3- and what is the molecular shape? one, trigonal planar zero, trigonal pyramidal zero, trigonal planar one, tetrahedral one, trigonal pyramidal

Wind and moving water provide energy. chemical mechanical thermal none of the above