Lithium and nitrogen react to produce lithium nitride. How many moles of lithium nitride are produced when 33.0 moles of lithium react with excess nitrogen? 6 Li(s) + N2(g) –> 2Li3N(s)

How many neutrons are in this isotope of tin? 11650Sn

What do the subscripts in the molecular formula, such as C2H6O, inidicate?

Transcribe the given DNA sequence into mRNA.  Choose the best answerDNA sequence: 3’ TAC  GGG  GCA  GCT  AAT  GGT  ACT 5’RNA sequence: ?                 

Complete the Punnett square of a monohybrid cross where the parents have the following genotypes: Bb and bb. What is the probability (as a percentage) that any of the offspring will be homozygous recessive?                   You can type in the Punnett square like so:               XY           xY xy        XxYy        xxYy etc.  

Convert the number 0.000025 into scientific notation.

The part of the heart that initiates the contraction of the ventricles is the

Science can be defined as the effort to discover, understand, or to better understand how the __________ world works

Long chains of sugars and amino acids are produced through a process called

Fungi are saprophytes like bacteria.