yvonne
Questions
Newest questions posted by yvonne

If 19.7g of ALL, is actually produced, what is the percentage yield? 2Al+3I2 2 All3

if you react 5.00g of aluminum with 20.0g of iodine, how much aluminum iodide do you expect to produce from this reaction? what is the limiting reactant ? what is the excess reactant? how much of the excess reactant do you expect to have left over?

Distance between two towns is 3,5cm,what is the actual distance in kilometres if you are givem a bar scale of 8km?

Suppose for a given group of people, the mean height is 5.5 ft with a standard deviation of .25 ft, and let the data fall under a normal distribution.What percentage of the group is between 5 ft and 5.75 ft?

show that (4<3)(4+<3) simplifies to <13 <13
Responses
Newest responses posted by yvonne

i do not know which career to choose at my level/

Traits like human height and skin color shows a wide range of phenotypes, as opposed to just two ot three. From the standpoints of genese and alleles, explain why is this so.

An atom of gold has a mass of 3.21x10^22.What is the mass of 5000 atoms of gold.

Not sure

Jesse travels 3.0 meters east and then turns and travels 4.0 meters north. The trip requires 35 seconds. What is his velocity? 0.14 m/s 0.14 m/s, northeast 5.0 m/s, northeast 5.0 m/s, southwest