How do the properties of elements change as you move across a period

Convert 25.2 cm to it's equivalent in meters

What are the s, p, d, f blocks on the periodic table?

When I googled how to balance this chemical equation K2CrO4+NaHSO3+H2O=NaHSO4+KOH+Cr (OH) 3 they gave me the balanced form of 2K2CrO4+3NaHSO3+5H2O=3NaHSO4+4KOH+2Cr (OH) 3. But I don't know how to get this because to me it would seem unbalanced.

What force (in newtons) is required to accelerate a body with a mass of 32 kilograms at a rate of 12 m/s2? If a body with a mass of 4 kg is moved by a force of 20 N, what is the rate of its acceleration?

Find the molar mass of 30Si if the average molar mass of Si is 28.09 g/mol? Silicon has three naturally occurring isotopes (28Si, 29Si, and 30Si). The molar mass and natural abundance of 28Si are 27.98 g/mol and 92.

The most important reason why solid sodium hydroxide is not used as a primary standard is

plate a and plate b are both continental plates. what is ghe most likely result if the two plates collide?

According to the second law of thermodynamics, the entropy of any system always increases. According to the second law of thermodynamics, the entropy of any system always increases. True False

If the density of Cu is 8.96g/cm cubed, what is the volume of 28kg of Cu?

A piece of iron can change in different ways. How is iron bending different from iron rusting?