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Questions (6)
Complete the paragraph with the appropriate definite articles.
Hola chicos, yo soy (1) señora López, (2) nueva (new) profesora
6 answers
4,868 views
If 400 mL of 0.1 M NaH2PO4 is mixed with 100 mL of 0.1 M H3PO4, what is the pH of the buffer mixture. The pKa of H3PO4 is 2.1.
2 answers
528 views
An organ pipe that is closed at one end has a fundamental frequency of 146 Hz. There is a leak in the church roof, and some
2 answers
748 views
Hankco accepts all major bank credit cards, including Omni Bank's, which assesses a 3% charge on sales for using its card. On
2 answers
713 views
1. How many beats does a sixteenths note have?
one half one quarter*** 1 3 2. A quarter note can be divided into how many
7 answers
2,095 views
Hydrogen selenide (H2Se) reacts with water according to the following equation.
H2Se + H2O → SeH– + H3O+ In three to five
5 answers
2,154 views
Answers (2)
THANKS MS.SUE!!! You helped me!!!
1. In a study of the income of U.S. factory workers, a random sample of 100 workers shows a sample mean of $35,000. Assume that the population standard deviation is $4,500, and that the population is normally distributed. A) Compute the 90%, 95% and 99%
