Is n2 + 3h2 →2nh3 a balanced chemical equation? is it obeying the law of conservation of matter?

According to newton’s first law of motion, which force is expected to cause a body to accelerate?

However, had it been a real sound, the sound's pitch would have been increased by the doppler effect, since the falcon was moving the source of the sound. perpendicular to away from towards at the same speed as

What do elements in a family tend to share. a.) similar periods b.) similar groups c.) similar atomic symbols d.) similar chemical properties and characteristics