inside a calorimeter, 0.0075g of sodium hydroxide reacts with 100.0 ml of 0.1500 M sulfuric acid. the initial temperature of the resulting 100.01g solution was 19.67 celcius and it reached a peak of 34.06 celcius. calculate the ethalphy change for this neutralization reaction and write a balanced thermochemical equation.

List in order,the events in visual perception that must occur for a person to see an object?

√600 in its simplest form

What is the difference between potential and kinetic energy?

In what ways do I share a responsibility toward the betterment of humanity with my All-Star team?

1. A scooter is rented for 4 hours. If Dexter travelled 64 km and paid $56 for the rental...

i) What was his average speed km/hr?

ii) What was the rental rate in $/hr? 

ii) The rental rate in $/km?

What are the products made in the electrolysis of an aqueous solution of calcium bromide?

ANS: Br(l) + H2(g) + OH-(aq)

Follow-up Q: why would calcium not be included in the reaction when it is the fourth from the bottom on the table of reduction half-reactions (see chem 30 data booklet).

NOTE: may need to Google Chem 30 data booklet for table of reduction half-reactions.

What products are produced during the electrolysis of an aqueous solution of nickel(II) bromide?

ANS: Ni(s) + Br(l)

Follow-up questions:

- How do you know when water comes into play and should be selected as an SOA/SRA?

A scientist changes the frequency of an incident xray to 4.50 x 10 to the power of 19 Hz and measures the deflected xray frequency of 4.32 x 10 to the power of 19 Hz.  What was the angle of deflection