caroline’s future lifestyle-ro6fn0
Questions: A. Atomic radius versus atomic number A number of physical and chemical properties are related to the sizes of the atoms, but atomic size is somewhat difficult to define. There is no precise outer boundary of an atom. The radius is one half the distance between the centers of two adjacent atoms. The…
Analyzing Quadratic Functions
Solving Quadratic Equations
Because the metals are different, so the flame ‘s colour is different. 1.LiNO3(red) 2.CuNO3(green) 3.KNO3(purple) 4.Sr(NO3)2(Reddish brown) 5.Zn(NO3)2(orange) 6.Ca(NO3)2(red)
Caroline Zhang BLOCK:A I spoke to Ashley Impellezzere and she is a career coach. From her words, I know not every work can easily do perfect, just like she will have a lot of speeches, so she will need to do a lot of preparation work. In order to deep into the hearts of the…
Summary：When I study math, I always make some notes about something that I don’t know. I think if I want to learn math better ,I need to do more practices. When I began to learn unit 2, I studied the math book before teacher taught and I think use this way can help us remember…
The mass of the NaCl. m=10g The first time of shaking. V=250ml The last time add water.