A. The effect of temperature change on reaction rate b. The effect of surface area on reaction rate

c. The effect of adding a catalyst on reaction rate

d. The effect of concentration on reaction rate

2. Copy the sentence frame into the text box: One example of the effect of _ change on reaction rate is _ because...

3. Fill in the blanks and Complete the answers. Don't forget to submit your response.

8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.

How many grams of sodium chloride are in 250ml of a 2.5m naci solution

Astudent made the lewis dot diagram of a compound as shown. mg is written with two dots shown on its top. an o is written on each side of mg. each o has six dots around it. an arrow is shown from one dot on mg toward the vacant space around the o on the right. another arrow is shown from the other dot on mg toward the vacant space around the o on the left. the title of the art is students lewis dot model. what is the error in the lewis dot diagram? an o atom should transfer all its six electrons to mg because the formula is mgo. both electrons of mg should be transferred to one o atom because the formula is mgo. the electrons should be transferred from each o atom to mg because mg has fewer electrons. the number of dots around mg should be four because it has to transfer two electrons to each o.