Why do you think the Na+ ion is smaller than a neutral Na atom? Why do you think the Cl - ion is larger than a neutral Cl atom?

Solid Silicon can be reacted with Nitrogen gas at a high temperature to form silicon nitride (Si3N4). 1.20 moles of Silicon are added to 1.00 moles of Nitrogen gas.(5 Points) Balance the equation and indicate the phases. Si (___) + N2 (___) Si3N4 (___) (5 Points) What is the limiting reactant? You must show your work. Using the graph, determine the coordinates of the x-intercepts of the parabola.Y Why was the Rosetta Stone so important to understanding Ancient Egypt.1.It allowed archeologists to learn how Egyptians kept time2.It allowed archeologists to translate hieroglyphics and Demotic writing so we understand Egyptian language3.It allowed archeologists to learn the kind of paper and writing utensils Egyptians used There are 120 students and 23 teachers going on a class trip. The buses used for the class trip hold at most 45 passengers. How many buses will be needed? Need help pls if you can Conclusion When there is a constant unbalanced force applied in the same direction as the motion, speed will ___________________ and acceleration will _____________________________. When there is an increasing unbalanced force applied in the same direction as the motion, speed will ___________________ and acceleration will ________________________. When there is a constant unbalanced force applied in the opposite direction as the motion, speed will ___________________ and acceleration will ________________________. When there is an increasing unbalanced force applied in the opposite direction as the motion, speed will ___________________ and acceleration will ________________________. According to Newton's Second Law of Motion, if the force acting on arobject stays the same, but the mass of an object increases, thenacceleration will... A. increase B. decreaseC. remain the sameD. completely stop The origin of a myth is usually unknownSelect one:a Trueb. False How many laps would be 50 miles on a 1 1/2 mile track? Simplify.9/3x + 4+ 2x Need this ASAP please help I need help ;-;"Compare the first and third quarter of the moon cycle as seen from the Northern Hemisphere. You must discuss the relative positions of the sun, moon, and earth in your response" What does the quote "besides the good things that he possesses, he every instant fancies a thousand others that death will prevent him from trying if he does not try them soon" (de Tocqueville) in the great gatsby mean Helpppppp plz!!!!!!! Write an inequality with the same meaning as the following 16 > x r = 4 in., = 11 rad; find s Simplify the complex fraction shown below: 1/4 over 10/9 I need help on this question Juan lays an object on a table in a well-lighted room. The object absorbs all visible light waves. What color object does Juan see? A. white B. black C. violet D. redI need the answer for science asap Nearly __________ of all adults in the United States (around 117 million people) have at least one chronic illness or health problem.