The Consecutive, second order, irreversible reactions are carried out in a batch reactor A +S rightarrow^k_1 X X + S rightarrow^k_2 Y If one mole of A and two moles of S are initially added. Find no. Of moles of X after half the A is consumed, given k_2/k_1 = 2. Physical Information: Rate Equations dC_A/dt = -k_1 C_A C_S dC_X/dt = k_1 C_A C_S - k_2 C_X C_S

Tim's phone service charges $23.06 plus an additional $0.22 for each text message sent per month. if tim's phone bill was $28.56, which equation could be used to find how many text messages, x, tim sent last month?

An apartment has a replacement cost of $950,000 and contents valued at $1,450,000. it has a classification of a and a territory rating of 3. find the annual premium a) $10,185 b) $9,230 c) $3,155 d) $13,830

Amajor grocery store chain is trying to cut down on waste. currently, they get peaches from two different distributors, whole fruits and green grocer. out of a two large shipments, the manager randomly selects items from both suppliers and counts the number of items that are not sell-able due to bruising, disease or other problems. she then makes a confidence interval. is there a significant difference in the quality of the peaches between the two distributors? 95% ci for pw-pg: (0.064, 0.156)