What proportion of the 14C present in Otzi's body when he died is still there today? When he died, it would have been 1.0 .

Q: LAIH4 CEN CENDIBAL C N MgBr > THF(Solven) O Lit e YO (LDA) Y CH3I CH3I To- Noe Cl2 NH2 Hcl /H20 0 2)...

A: Product of the reaction has to be identified.(a)Reduction: Nitriles undergoing reduction by using Li...

Q: What does the value of Kw say about the extent to which water molecule react with themselves? a. Wat...

A: Kw stands for the water ionization constant that is also called as water auto-ionization constant.

Q: how to correlate the size of an atom with its chemical reactivity?

A: The size of atom is the distance between the center of nucleus and the valence electron.  The size o...

Q: How would I set up this problem. A graduated cylinder contains 19.0mL of water. What is the new wate...

A: The density tells you how many grams are equal to 1mlDensity = ρ = mass/volume The density of silver...

Q: The products of the combustion of acetone with oxygen are shown in the following equaTION: _CH3COCH3...

A: The given chemical equation is shown by the equation (1).The equation is not a balanced chemical equ...

Q: what is the base sequence of the mRNA transcribed from this strand T-T-C-C-G-A-A-A-G-A-T-C?

A: The bases in DNA and RNA are,DNA - Adenine (A), Thymine (T), Guanine (G) and Cytosine (C).RNA - Aden...

Q: Calculate the pH of a solution prepared by mixing 15.0 mL of .100 M NaOH and 30 mL of .100 M benzoic...

A: The moles of given acid and base can be calculated as

Q: What is an atom?

A: An atom can be generally defined as the smallest unit of matter and they are composed of smaller sub...

Q: Fill in the missing mass number and atomic number for each of these particles or types of radiation....

A: Alpha particle is a helium nucleus.  When a nucleus emits alpha particles, it undergoes decrease in ...