When coding a number in scientific notation, if you move the decimal point to the left, in order to get back to the original value of the number, you must multiply the new value by a (negative, positive) power of 10.
1. negative 2. positive

Which of the following compounds does not contain molecules? question 2 options: co2 h2 nacl h2o

Ants live on acacia trees in south america. the ants feed on sugars secreted by the trees. the trees provide room for the ants to live. the ants sting any other insect or animal that comes to eat the trees. what type of relationship is this?

As we move from left to right across the periodic table, what is the general trend? a) atomic radii increase. b) electronegavitiy decreases. c) nuclear shielding increases. d) metallic character decreases.