Which of th following represents a synthesis reaction? a)
2NaCl
2Na + Cl2
2 KOH + H2
b) 2 K + 2 H20
c) 3 Ba + N2
d) Na2CO3 + BaCl2
Ba3N2
2 NaCl + BaCO3

What are transitions between a liquid and a solid called? identify which way they are transitioning

The yearly amounts of carbon emissions from cars in belgium are normally distributed with a mean of 13.9 gigagrams per year and a standard deviation of 5.8 gigagrams per year. find the probability that the amount of carbon emissions from cars in belgium for a randomly selected year are between 11.5 gigagrams and 14.0 gigagrams per year. a. 0.340 b. 0.660 c. 0.167 d. 0.397

Which statement best describes the liquid state of matter? a. it has definite shape but indefinite volume. b. it has definite shape and definite volume. c. it has indefinite shape and indefinite volume. d. it has indefinite shape but definite volume.