Questions and answers by

Kev

Questions (19)

How do you write a report on a chapter of a book?
1. 1 answer
2. 104 views
Write a summary for chapter 37 - 42 of the Great Controversy by Ellen White
1. 1 answer
2. 224 views
Write a summary on the aim of the journal article 'Covalent immobilization of tobacco-etch-virus NIa protease: a useful tool for
1. 1 answer
2. 107 views
Write a summary of the aim of the journal article,doi:10.1042/BA20080063.
1. 1 answer
2. 124 views
For the reaction shown below, the average rate of formation of CO2 (g) is 5.50 x 10-4 mol/L·s:Br2 (aq) + HCOOH (aq) 🡪 2Br-
1. 1 answer
2. 290 views
Q:Joe's car can go 9 1/7km with 1 liter of gas. How far can it go with 1 1/8 liters of gas? 9 1/7 to 9.143 1 1/8 to 1.125 1
1. 2 answers
2. 480 views
Q:A metal cube weighs 5/9kg and its volume is 40 5/6cm3. How much does it weigh per 1cm3? 5/9kg to .555kg 40 5/6cm3 to 40.833cm3
1. 4 answers
2. 425 views
Q:If 5/6 Liter weighs 9/10 kilograms, how much will 1 Liter of paint weigh? 0.9kg / 5 = 0.18 0.18 * 6 = 1.08 1 Liter of paint
1. 3 answers
2. 429 views
Calculate the force required to pull a copper ball of radius 2.00 cm upward through a fluid at the constant speed 6.00 cm/s.
1. 1 answer
2. 652 views
A(n) 0.42 kg softball is pitched at a speed of 12 m/s. The batter hits it back directly at the pitcher at a speed of 27 m/s. The
1. 2 answers
2. 3,161 views
An object in space is initially stationary relative to the Earth. Then, a force begins acting on the object, starting with a
1. 1 answer
2. 1,184 views
A 64.3 kg astronaut is on a space walk when the tether line to the shuttle breaks. The astronaut is able to throw a 10.0 kg
1. 3 answers
2. 4,435 views
Biosynthesis of proteins from amino acids is an energy driven condensation process (ÄH = + 10kJ/mol) requiring energy input in
1. 0 answers
2. 790 views
An elevator is moving upward 1.17 m/s whenit experiences an acceleration of 0.33 m/s2 downward, over a distance of 0.75 m. What
1. 0 answers
2. 470 views
How many grams of formic acid, HCOOH, must be added to 0.270L of 0.180M sodium formate, HCOONa, to yield a buffer solution with
1. 1 answer
2. 844 views
A stock solution is prepared by adding 20mL of 0.2M Na3PO4 to enough water to make 80mL. What is the Na+ concentration of 20mL
1. 2 answers
2. 1,002 views
the pH of 10.00 mL of 0.100 M HCl after adding 10.00 mL of indicator solution
1. 1 answer
2. 1,233 views
What volume of water would be required to dissolve 1 g of BaF2?mass of BaF2 is 1.31 g and it dissolves in 1 L of water. The
1. 1 answer
2. 551 views
A shirt is on sale for 25% (1/4) off. Its original price was $12. How much is the shirt now?
1. 2 answers
2. 876 views