write the isotooe notsyion and the shorthand notation for an isotooe of nitrogen that has an atomic number of 7 and 11 neutrons​

Cucl2 + 2nano3 cu(no3)2 + 2nacl what is the percent yield of nacl if 31.0 g of cucl2 reacts with excess nano3 to produce 21.2 g of nacl? 49.7% 58.4% 63.6% 78.7%

You have a liquid that exhibits diltancy. you want to pour it from a bottle. what should you do to the bottle before pouring

How does the atmosphere to make earth livable? check all that apply. causes the seasons contains oxygen provides warmth creates important nutrients blocks harmful energy from the sun plz like !