Saved Undo 101%
Friday Hw. por
21. How long does it take the moon to revolve from point A and back to point A?
About how long
does it take the moon to go from point A to E? (In weeks)
22. If you are standing on Earth looking into the sky when the moon is at location A, draw what you would see in the
circle to the right. This is the moon phase called
23. If you are standing on Earth looking into the sky when the moon is at location Edraw what you would see in the
circle to the right. This is the moon phase called
24. If you are standing on Earth looking into the sky when the moon is at location G, draw what you would
see in the
circle to the right. This is the moon phase called
o
25. If you are standing on Earth looking into the sky when the moon is at location E, draw what you would see in the
circle to the right. This is the moon phase called
26. If you are standing on Earth looking into the sky when the moon is at location B draw what you would see in the
circle to the right. This is the moon phase called
O
27. If you are standing on Earth looking into the sky when the moon is at location H, draw what you would see in the
circle to the right. This is the moon phase called

1. an experiment in your science class lists the materials needed for the lab. it is your job, as a lab partner, to measure out 25 ml of distilled water and 2.5 grams of magnesium. what lab measuring tools would you choose to measure each substance and how would you use each tool to get the correct amounts? be sure to describe the process you would follow step-by-step. (5 points) 2.which of the following is an si base unit for measuring mass? (2 points) ampere gram meter pound 3.which of the following is an si base unit for time? (2 points) decades hours minutes seconds 4.which of the following tools should a scientist use to measure an object in milligrams? (2 points) graduated cylinder pan balance tape measure thermometer 4.which of the following tools should a scientist use to measure an object in milligrams? (2 points) graduated cylinder pan balance tape measure thermometer. 5.a pencil beside a metric ruler. the ruler is scaled from 1 centimeter to 10 centimeters, with markings for millimeters between each number. one end of the pencil is beside the 0 on the ruler, and the pencil point is beside the 5. which of the following measurements is accurate but not precise? (2 points) 5 mm 5 cm 50 mm 50 cm 6. which of the following prefixes represents the largest value? (2 points) giga hector kilo milli 7. which of the following types of graphs is best for plotting the percentages of a whole value in a data set? (2 points) bar graph circle graph histogram line graph

Nitric acid can be formed in two steps from the atmospheric gases nitrogen and oxygen, plus hydrogen prepared by reforming natural gas. in the first step, nitrogen and hydrogen react to form ammonia: (g) (g) (g) in the second step, ammonia and oxygen react to form nitric acid and water: (g) (g) (g) (g) calculate the net change in enthalpy for the formation of one mole of nitric acid from nitrogen, hydrogen and oxygen from these reactions. round your answer to the nearest .

What’s the physical properties in calcium chloride