Na2SO4(aq) +CaCl2(aq) - CaSO4(s) + 2NaCl(aq) Now that we have a balanced chemical
equation, let's write the ionic equation:
[]
+
+
A. Na2SO4(aq)
B. 2Na+(aq) + SO4 (aq)
C. Na+ (aq) + S0 - (aq)
D. Na2SO4(s)

It took alice 5 5/6 hours to drive to her grandparents' house for . on the way home, she ran into traffic and it took her 7 3/8 hours. how much longer did the return trip take? write your answer as a proper fraction or mixed number in simplest form. the trip home took __hours longer. ?

The zoo collects $9.60 for every 24 tickets sold. how much will be collected for 400 tickets?

One number is 4 less than 3 times a second number. if 3 more than two times the first number is decreased by 2 times the second number, the result is 11. use the substitution method. what is the first number?